Abstract: An agitator for being disposed in a container and rotated to agitate fluid in the container includes a shaft and an impeller attached thereto. The shaft, being supported relative to the container, provides an input for attachment of a rotation mechanism for causing rotation of the impeller and shaft. The impeller includes an impeller body defined by a hub portion for receiving and being mounted to the shaft, and a plurality of blades extending radially outwardly from a longitudinal axis of the hub portion. The impeller body is a single piece of unitary construction, such as where the plurality of blades are formed in a manner that the blades are integral with the hub portion at the formation of the blades.

Abstract: A receptacle comprises opposed members, a plurality of chambers having perimeter walls defined by seals formed between the opposed members and portals interconnecting the chambers, and a rigid frame supporting the opposed members at their peripheral edges. The frame comprises a front frame portion and a rear frame portion, and the peripheral edges of the opposed members are retained between the front and rear frame portions. An inlet port extends between the front and rear frame portions and is in fluid communication with one of the chambers.

Abstract: A method of processing a sample in a receptacle comprising a plurality of chambers. Each of the chambers is connected to at least one other chamber by a portal and at least a first one of the chambers is formed of a flexible material.

Abstract: Shaker comprising a frame, a tray for receiving one or more samples and a drive for the tray, in which a tray shaft is mounted eccentrically in a drivable hollow shaft. The tray shaft is fixedly connected to the tray and secured against rotation relative to the frame.

Abstract: A method is provided for monitoring a flow behavior of mixed components without requiring additional instrumentation or sampling. The method is carried out by determining ratios of the power required to rotate a mixing impeller at different rotational speeds and then comparing the ratios. Characteristics about the mixed components are determined based on differences between the ratios.

Abstract: An example system is used to mix components and dispense a mixture for forming a thiol-ene polymer article. The system includes a first reservoir containing a first component of the thiol-ene polymer including a first polymerizable compound, and a second reservoir containing a second component of the thiol-ene polymer including a second polymerizable compound. The system also includes a mixing vessel having a mixing chamber, a delivery manifold providing a conduit for fluid from the first and second reservoirs to the mixing vessel, and a dispensing manifold providing a conduit for fluid from the mixing vessel. The system also includes a control module programmed to control the operation of the system.

Abstract: The invention relates to a device and method for producing a bone cement paste (54) from a monomer liquid (4) and a cement powder (5).

Abstract: The present disclosure relates to a stirrer for stirring a raw material such as flour or meat. Two rotating shafts are installed inside the stirrer such that stirring blades intersect with each other. The two rotating shafts are controlled to simultaneously rotate symmetrically or to rotate in the same direction, and the stirred raw material is discharged through a side surface of a stirring tank of the stirrer. The rotating shafts having the stirring blades fromed thereon are connected to a driving means that can adjust the phase angle of the two shafts, via a position control device. The raw material is stirred while relative positions are adjusted such that the stirring blades formed on the two rotating shafts do not interfere with each other.

Abstract: Provided is an integrated-type carbon dioxide generator comprising: an upper container accommodating an acid or aqueous solution thereof and including an oulet pipe through which a carbon dioxide gas is discharged; a lower container located under the upper container and accommodating a base containing a salt of carbonic acid or aqueous solution thereof; a dropping hole area formed in a bottom surface of the upper container such that the acid or aqueous solution thereof is supplied from the upper container to the lower container by gravity; a speed control valve that is externally manipulable and configured to open and close the dropping hole area; and a pressure equilibrium and gas passage pipe configured to form a path through which carbon dioxide generated in the lower container is transferred to the upper container.

Abstract: The invention relates to a method for modulating and controlling heat produced during an exothermic catalytic reaction. By combining two or more catalysts with differing activation energies, one can control the amount of heat change produced while the action proceeds. Among the advantages of such a process is the control of temperatures so that the change is within reactor tolerance.

Abstract: Methods and systems for nanopillar sensors are described. Nanopillars can be defined on a substrate, and metal deposited on the nanopillars. A thermal treatment can reflow the metal on the nanopillars forming metallic bulbs on the top end of the nanopillars. These structures can have enhanced optical detection when functionalized with biological agents, or can detect gases, particles and liquids through interaction with the metal layer on the nanopillars.

Abstract: The instant disclosure is related to fluidic distributors, fluidic systems, and associated methods and articles. Certain embodiments are related to fluidic distributors that comprise bays including fluidic connections with relative positions that substantially correspond to each other. In some embodiments, a fluidic distributor may comprise bays with electrical interfaces with relative positions that substantially correspond to each other.

Abstract: A flow reactor having two or more raw material feeding units, a mixing unit to mix raw materials fed from the raw material feeding units, and a reactor unit in which a mixed solution prepared in the mixing unit flows, wherein at least a part of an inner wall of the reactor unit is formed of a fluororesin containing a conductive filler.

Abstract: A process layout for large scale methanol synthesis comprises one or more boiling water reactors and one or more radial flow reactors in series, the boiling water reactor(s) being fed with approximately fresh make-up syngas. The methanol synthesis loop comprises a make-up gas compressor K1, a recycle gas compressor K2, two or more boiling water converters for methanol synthesis (A1, A2, . . . ), a radial flow converter (B) for methanol synthesis, a steam drum (V1), a high pressure separator (V2), a low pressure separator (V3), feed effluent heat exchangers (E1 and E2), a wash column (C), an air cooler (E3) and a water cooler (E4).

Abstract: We provide an integrated reactor system for performing an ionic liquid-catalyzed hydrocarbon conversion, comprising: a. a bundle of a heat exchanger tubing that extends predominantly through an internal length of a hydrocarbon conversion reactor; b. baffles extending across at least a portion of the hydrocarbon conversion reactor; c. multiple high speed jet flow nozzles configured to direct an ionic liquid catalyst and reactants into the hydrocarbon conversion reactor, external to the heat exchanger tubing; and d. a settling zone internal to the hydrocarbon conversion reactor.

Abstract: The invention pertains to desiccants within improved adsorption. The desiccants of the invention include silica, aluminum, bicarbonate and calcium. The addition of calcium increases the porosity of the resulting precipitated solid, which increases the adsorption properties. The invention also pertains to methods of preventing moisture damage to a chattel placed in an enclosed environment by placing the desiccant of the invention into the enclosed environment.

Abstract: An adsorbent system including a body having or defining a channel therein, wherein the body is configured to be coupled to a humidity-controlled environment such that a first end of the channel is in selective fluid communication with the ambient environment and such that a second end of the channel is in fluid communication with said humidity-controlled environment. The system further includes an adsorbent material in the channel, wherein the channel and adsorbent material are configured such that inlet fluid flowing from the first end to the second end through the channel is flowable over the adsorbent material, and such that outlet fluid flowing from the second end to the first end is flowable over a majority of the adsorbent material that is flowable over by the inlet fluid. The system also includes a valve system positioned at or adjacent to or in fluid communication with the first end of the channel.

Abstract: A method for manufacturing a carbon dioxide adsorbent includes preparing an amine aqueous solution having an amine compound concentration ranging from 5% to 70% inclusive and a temperature ranging from 10° C. to 100° C. inclusive, impregnating silica gel with the amine aqueous solution, and aeration-drying the silica gel carrying the amine compound. The silica gel has a particle size ranging from 1 mm to 5 mm inclusive, an average pore diameter ranging from 10 nm to 100 nm inclusive, and a pore volume ranging from 0.1 cm3/g to 1.3 cm3/g inclusive.

Abstract: A 3D ruthenium/graphene aerogel composite loaded with MOF, preparation method thereof, and its application in continuous treatment of CO are disclosed. Using a simple solvothermal method, ruthenium is simultaneously embedded in the aerogel formation process to form a 3D ruthenium/graphene aerogel, which is freeze-dried; the dried aerogel is surface carboxylated, and the MOF material is modified on the surface by step-by-step assemble strategy, and finally the ruthenium/graphene aerogel composite loaded with MOF is obtained. Also disclosed are a simple method, and a cycle involving the simultaneous adsorption and catalytic oxidation of CO eventually formed due to the adsorption ability of MOF and the catalytic ability of catalysts. Furthermore, the adsorption of MOF can increase the instantaneous concentration of CO around the catalyst, which in turn increases the reaction rate. In particular, the product prepared by the simple method has excellent properties for catalytic CO performance.

Abstract: Polyamines with lengths carefully tailored to the framework dimensions are appended to metal-organic frameworks such as Mg2(dobpdc) (dobpdc4-=4,4?-dioxidobiphenyl-3,3?-dicarboxylate) with the desired loading of one polyamine per two metal sites. The polyamine-appended materials show step-shaped adsorption and desorption profiles due to a cooperative CO2 adsorption/desorption mechanism. Several disclosed polyamine-appended materials exhibit strong ability to capture CO2 from various compositions. Increased stability of amines in the framework has been achieved using high molecular weight polyamine molecules that coordinate multiple metal sites in the framework. The preparation of these adsorbents as well as their characterization are provided.

Abstract: Provided is a novel method by which a porous cellulose medium is able to be suitably produced from cellulose acetate. A method for producing a porous cellulose medium, which comprises: a step for preparing a cellulose acetate solution wherein cellulose acetate is dissolved in a solvent; and a step for obtaining a mixed solution by mixing the cellulose acetate solution, a deacetylating agent and a catalyst with each other.

Abstract: A solid fiber has a modified cross-section which satisfies the following (a) to (b): (a) a modification degree Do/Di, in a cross section of the solid fiber, is 1.20 to 8.50 when the inscribed circle diameter is denoted by Di and the circumscribed circle diameter is denoted by Do; and (b) a porous specific surface area of the fiber is not less than 30 m2/g. An adsorbent material comprises not less than 28 vol % of the porous fiber as a fiber bundle. A purification column is formed by arranging the adsorbent material in the straight form in an axis direction of a plastic casing and by attaching an inlet port and an outlet port of a fluid that is to be treated to both ends of the plastic casing. The porous fiber can efficiently adsorb a removal target substance in the fluid that is to be treated, and a purification column incorporates the porous fiber.

Abstract: The present disclosure relates to a super absorbent polymer, including: a base resin powder comprising a first cross-linked polymer of a water soluble ethylene-based unsaturated monomer containing acidic groups which are at least partially neutralized; and a surface cross-linked layer comprising a second cross-linked polymer further cross-linked from the first cross-linked polymer and formed on the base resin powder, wherein the first cross-linked polymer is bound to a porous zeolite in which a mesopore having a BET surface area of at least 100 m2/g and a porosity of at least 0.2 cm3/g is formed, and a preparation method thereof.

Abstract: The present invention provides the use of charged surface reversed phase chromatographic materials along with standard reversed-phase LC and mass spectrometry compatible conditions for the retention, separation, purification, and characterization of acidic, polar molecules, including, but not limited to, organic acids, ?-amino acids, phosphate sugars, nucleotides, other acidic, polar biologically relevant molecules. The chromatographic materials of the invention are high purity chromatographic materials comprising a chromatographic surface wherein the chromatographic surface comprises a hydrophobic surface group and one or more ionizable modifier.

Abstract: This disclosure relates to catalyst compositions including gallium and a zirconium-based mixed oxide support, to methods for making such catalysts, and to methods for dehydrogenating hydrocarbons with such catalysts. For example, in one embodiment, a catalyst composition includes a mixed oxide support comprising at least about 50 wt. % of zirconium oxide, the mixed oxide support being present in the composition in an amount within the range of about 40 wt. % to about 99.9 wt. %; and disposed on the support, gallium, present in the composition in an amount within the range of about 0.1 wt. % to about 30 wt. %, calculated as Ga2O3 on a calcined basis.

Abstract: The present invention disclosed preparation method of a visible-light-driven CC@SnS2/SnO2 composite catalyst, and application thereof, comprising the following steps: preparing CC@SnS2 composite material in a solvent by using SnCl4.5H2O and C2H5NS as raw materials and carbon fiber cloth as a supporting material; calcining said CC@SnS2 composite material to obtain the visible-light-driven CC@SnS2/SnO2 composite catalyst. The present invention overcomes defects of the traditional methods of treating chromium-containing wastewater, including chemical precipitation, adsorption, ion exchange resin and electrolysis, and the photocatalytic technology can make full use of solar light source or artificial light source without adding adsorbent or reducing agent. In this case, the use of semiconductor photocatalyst to convert hexavalent chromium in chromium wastewater into less toxic and easily precipitated trivalent chromium greatly reduces the cost and energy consumption.

Abstract: Method for the preparation of a catalyst comprising vanadium pentoxide supported on a metal oxide catalyst carrier comprising the steps of a) providing particles of crystalline vanadium pentoxide and particles of a metal oxide catalyst carrier; b) solid state mixing the particles and dispersing the vanadium pentoxide particles on surface of the metal oxide carrier particles; and c) anchoring the dispersed vanadium pentoxide particles on surface of the metal oxide carrier particles by calcination at a temperature above 500° C., characterized in that sintering of the vanadium pentoxide particles is suppressed by addition of an anti-sintering metal oxide component, such as tungsten trioxide, during the anchoring in step c).

Abstract: Electrokinetic devices and methods are described with the purpose of propelling a dielectric fluid medium, usually air, and optionally collecting assayable agents from the medium. Electrokinetic flow may be induced by the use of plasma generation at high voltage electrodes and consequent transport of charged particles in an electric voltage gradient. The generation of electrokinetic flow has the disadvantage that certain amounts of ozone may be formed in the process. Methods and devices are described herein where suitable catalysts can be combined with the electrokinetic device in such a way that ozone is effectively destroyed in the effluent flow without compromising the amount of flow.

Abstract: A catalyst comprising palladium, a porous support comprising at least one refractory oxide selected from the group constituted by silica, alumina and silica-alumina, the palladium content in the catalyst being in the range 0.01% to 2% by weight with respect to the total catalyst weight, at least 80% by weight of the palladium being distributed in a crust at the periphery of said support, the thickness of said crust being in the range 20 to 100 ?m, characterized in that said support is in the form of an extrudate and in that said support comprises a specific surface area in the range 165 to 250 m2/g.

Abstract: The invention provides an automotive catalyst composite that includes a catalytic material on a carrier, the catalytic material including a plurality of core-shell support particles including a core and a shell surrounding the core, wherein the core includes a plurality of particles having a primary particle size distribution d90 of up to about 5 ?m, wherein the core particles include particles of one or more molecular sieves and optionally particles of one or more refractory metal oxides; and wherein the shell comprises nanoparticles of one or more refractory metal oxides, wherein the nanoparticles have a primary particle size distribution d90 in the range of about 5 nm to about 1000 nm (1 ?m); and optionally, one or more platinum group metals (PGMs) on the core-shell support. The invention also provides an exhaust gas treatment system and related method of treating exhaust gas utilizing the catalyst composite.

Abstract: The present disclosure provides an exhaust gas purifying catalyst, in which exhaust gas purifying performance, OSC performance, and pressure loss are optimized, and which has a substrate and two or more catalyst coating layers formed on the substrate, wherein the uppermost catalyst coating layer comprises an OSC material having a pyrochlore-type structure, an OSC material having a faster oxygen storage-release rate than that of the OSC material having a pyrochlore-type structure, and a precious metal catalyst containing at least Rh, wherein, in the uppermost catalyst coating layer, the content of the OSC material having a pyrochlore-type structure is 30 g/L to 50 g/L, based on the volume of the substrate, and the content of the OSC material having a faster oxygen storage-release rate than that of the OSC material having a pyrochlore-type structure is 36 g/L to 72 g/L, based on the volume of the substrate.

Abstract: A catalyst for a selective conversion of hydrocarbons. The catalyst includes a first component selected from the group consisting of Group VIII noble metals and mixtures thereof, a second component selected from the group consisting of alkali metals or alkaline-earth metals and mixtures thereof, and a third component selected from the group consisting of tin, germanium, lead, indium, gallium, thallium and mixtures thereof. The catalyst is a support formed as a spherical catalyst particle with a median diameter between 1.6 mm and 2.5 mm and an apparent bulk density between 0.6 and 0.3 g/cc. Also a process of using such a catalyst for a selective hydrocarbon conversion reaction and a process for regenerating such a catalyst by removing coke from same.

Abstract: A catalyst for a selective conversion of hydrocarbons. The catalyst includes a first component selected from the group consisting of Group VIII noble metals and mixtures thereof, a second component selected from the group consisting of alkali metals or alkaline-earth metals and mixtures thereof, and a third component selected from the group consisting of tin, germanium, lead, indium, gallium, thallium and mixtures thereof. The catalyst is a support formed as a spherical catalyst particle with an average pore diameter between 200 to 350 Angstroms, a porosity of at least 75% and an apparent bulk density between 0.60 and 0.3 g/cc. Also, a process of using such a catalyst for a selective hydrocarbon conversion reaction and a process for regenerating such a catalyst by removing coke from same.

Abstract: A catalyst for a selective conversion of hydrocarbons. The catalyst includes a first component selected from the group consisting of Group VIII noble metals and mixtures thereof, a second component selected from the group consisting of alkali metals or alkaline-earth metals and mixtures thereof, and a third component selected from the group consisting of tin, germanium, lead, indium, gallium, thallium and mixtures thereof. The catalyst is a support formed as a spherical catalyst particle with an average pore diameter between 200 to 350 Angstroms, a porosity of at least 75% and an apparent bulk density between 0.60 and 0.3 g/cc. Also, a process of using such a catalyst for a selective hydrocarbon conversion reaction and a process for regenerating such a catalyst by removing coke from same.

Abstract: Disclosed herein are catalyst materials and vehicle catalytic converters having platinum atomically dispersed on a ceria support and having a T90 value less than or equal to 150° C., wherein the T90 value represents the temperature required for 90% CO conversion. Also disclosed are methods of making the catalyst material involving hydrothermally treating at a temperature of at least 700° C. a Pt/ceria material comprising atomically dispersed Pt on a ceria support and activating 90% CO conversion at a temperature less than or equal to 150° C. (i.e., T90?150° C.).

Abstract: The invention concerns a catalyst containing an active cobalt phase deposited on a support comprising alumina, silica or silica-alumina, said support containing a mixed oxide phase containing cobalt and/or nickel, said catalyst being prepared by introducing at least one organic compound comprising at least one ester function. The invention also concerns its use in the field of Fischer-Tropsch synthesis processes.

Abstract: According to this invention, a Ni—Mo—W trimetallic catalyst supported on porous alumina is obtained that shows very high activity for hydrotreating (HDT) of gasoils, particularly deep hydrodesulfurization (HDS) and hydrodesnitrogenation (HDN) of straight run gasoil in conditions of moderate pressure. When the catalyst is applied to HDT of diesel, the NiMoW catalyst exhibits high catalytic activity. The content of sulfur and nitrogen in the resulting diesel can be reduced from 13,200 to 10 ppm and nitrogen from 360 ppm to less than 1 ppm, under moderate pressure, temperature and space-velocity (LHSV) similar to those of an industrial unit.

Abstract: A catalyst for synthesizing a carbon nanotube includes a support containing a metal, and an active metal impregnated on the support. The active metal includes cobalt and manganese. A surface molar ratio of the active metal relative to the metal of the support is 40% or less of a bulk molar ratio of the active metal relative to the metal of the support. A carbon nanotube having high purity and low resistance is obtained from the catalyst.

Abstract: A catalyst for a selective conversion of hydrocarbons. The catalyst includes a first component selected from the group consisting of Group VIII noble metals and mixtures thereof, a second component selected from the group consisting of alkali metals or alkaline-earth metals and mixtures thereof, and a third component selected from the group consisting of tin, germanium, lead, indium, gallium, thallium and mixtures thereof. The catalyst is a support formed as a spherical catalyst particle with a median diameter between 1.6 mm and 2.5 mm and an apparent bulk density between 0.6 and 0.3 g/cc. Also a process of using such a catalyst for a selective hydrocarbon conversion reaction and a process for regenerating such a catalyst by removing coke from same.

Abstract: A hollow porous carbon nitride nanospheres composite loaded with AgBr nanoparticles, preparation method thereof, and its application in dye degradation are disclosed. Using silica nanosphere with core-shell structure as a template and hydrogen cyanamide as precursor, melting to enter the pores of mesoporous silica, after calcination, the silica template is etched with ammonium bifluoride to obtain hollow porous carbon nitride nanospheres; dispersing hollow porous carbon nitride nanospheres in deionized water, adding silver nitrate and sodium bromide in sequence, and obtaining silver bromide nanoparticles by in-situ ion exchange method, stirring, washing and centrifuging to obtain the hollow porous carbon nitride nanospheres composite. The hollow porous carbon nitride prepared by the template method has good photocatalytic effect on dye degradation after composite with silver bromide; and it has the advantages of easy production of raw materials, good stability, reusability, etc.

Abstract: A particulate material and a process for the production thereof are provided, which particulate material comprises zeolitic particles having a crystalline structure, which contain as the main component a zeolite material having a zeolitic framework structure formed from Si, O and optionally Al, and/or a zeolite-like material having a zeolitic framework structure which is formed not only from Si, O and optionally Al, wherein the zeolitic particles are in the form of essentially spherical particles with nanometer dimensions.

Abstract: A catalyst for the hydroformylation of at least one olefin, having a ligand fo the general formula (1)—R1, R2, R3 selected from the group including substituted and non-substituted alkyl, substituted and non-substituted aryl, substituted and non-substituted alkenyl, substituted and non-substituted alkinyl, substituted and non-substituted cycloalkyl, and substituted and non-substituted heterocycles, wherein R1, R2 and R3 can each be the same or different, L is selected from a group having a sandwich complex, an oxygen group, substituted and non-substituted alkylene or heterocycles, and substituted aryl or heteroaryl; and aryl and heteroaryl is each substituted with groups which contain at least two heteroatoms and are coupled to the Si via the at least two heteroatoms of the substituents, ?n=1-10, preferably 1-5, particularly preferably 1, 2, or 3; and the ligand is coupled to the metal M from the group VIIIb of the periodic table of elements via the Si group.

Abstract: The present invention relates in part to the unexpected discovery of novel complexes capable of catalyzing the selective dehydrogenative coupling of olefins. The invention further relates to the use of these complexes for the selective coupling of olefins.

Abstract: A carrier having at least three lobes, a first end, a second end, a wall between the ends and a non-uniform radius of transition at the intersection of an end and the wall is disclosed. A catalyst comprising the carrier, silver and promoters deposited on the carrier and useful for the epoxidation of olefins is also disclosed. A method for making the carrier, a method for making the catalyst and a process for epoxidation of an olefin with the catalyst are also disclosed.

Abstract: A method for producing an ammoxidation catalyst, the method including: a step (i) of preparing a starting material slurry comprising molybdenum, bismuth, iron, and a carboxylic acid compound; a step (ii) of stirring the starting material slurry in a temperature range of 30 to 50° C. for 20 minutes to 8 hours, thereby preparing a precursor slurry; a step of spray-drying the precursor slurry, thereby obtaining a dried particle; and a step of calcining the dried particle.

Abstract: A PAG compressor oil conditioning filter element configured for outside in flow includes a proximal and a distal end cap, wherein the proximal endcap includes a central outlet therein, a cylindrical outer wrap having perforations there through on a portion of the outer wrap adjacent the distal end cap, wherein the flow of PAG compressor oil is configured to flow into the element through the perforations in conventional operation, an annular layer of ion exchange polymers beads radially within the outer wrap configured to remove acid from the treated PAG compressor oil, an annular particulate removing micro-glass media radially within the annular layer of ion exchange polymers beads and configured to remove particulates from the treated PAG compressor oil; and a central flow area radially within the particulate removing micro-glass media and in fluid communication with the central outlet.

Abstract: An ion exchange resin comprises a crosslinked resin and a salt covalently bonded to a carbon of the resin, wherein the salt comprises a first non-metallic cation and a first counteranion, wherein the first counteranion comprises a second non-metallic cation and a thiosulfate counteranion, and wherein the ion exchange resin is essentially free of metals. The ion exchange resin finds particular use in the removal of impurities from solutions that are useful in the manufacture of semiconductor devices.

Abstract: A fluidic assay device and related methods of use and manufacture are disclosed. A fluidic assay device includes a diversion structure pad having a fixed bed volume and capable of producing a capillary flow rate to preferentially draw a first volume of sample fluid delivered by a fluid delivery device to a loading region away from an assay flow path. A second volume of sample fluid delivered from the delivery device flows from the loading region into an assay flow path. For example, the assay flow path may include a lateral flow membrane and components for capture and detection of an analyte of interest. The fluidic assay device can be used with, sandwich immunoassays and other assays suited for use in lateral flow format, for example.

Abstract: A blood sample collection and/or storage device includes a two-piece housing that encompasses a port at which a fingertip blood sample is collected. After the sample is taken, the two-piece housing is moved to a closed position to protect the sample for storage and optionally process the sample within the housing. The housing may also be opened to access the stored sample for further processing.

Abstract: Described is a dried biological fluid spot device that is formed in a cassette-like shape for easy storage and transportation. The spot device includes a top portion having one or more openings passing therethrough and a bottom portion formed to affix with the top portion. Within the spot device is a pad holder that is formed to securely hold and suspend an absorbance pad such that the absorbance pad is positioned proximate the opening. Thus, during use, an operator can deposit a biological fluid through the opening and into the absorbance pad, where it is securely stored for transport and processing.