1740 Results for: "Pulverizer"
Folinic acid calcium salt pentahydrate, pale yellow powder
Supplier: MP Biomedicals
Folinic acid calcium salt, pentahydrate offsets the effects of folic acid antagonists that act by binding dihydrofolate reductase and blocking the conversion of folic acid to tetrahydrofolate.
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L(+)-Lactic acid ≥98%, white crystalline powder
Supplier: MP Biomedicals
Lactic acid is fermentation acid from milk or carbohydrates. It occurs in the blood and muscle fluid of man and animals. The lactic acid concentration increases in muscle and blood after vigorous activity. It is also present in other organs including liver, kidney, and thymus gland, and other body fluids including amniotic fluid.
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Acrylamide ≥99%, white crystalline powder for molecular biology
Supplier: MP Biomedicals
Storage: Room Temperature, desiccate.
Acrylamide is prepared on an industrial scale by the hydrolysis of acrylonitrile by nitrile hydratase.
Acrylamide is a monomer used in a variety of synthetic processes to form polymers and copolymers. It polymerizes in the presence of free radicals in aqueous solutions. It is usually used to prepare polyacrylamide gels for electrophoresis separation of biomolecules.
Acrylamide is an extremely hazardous substance in either the powder form or liquid form. Once polymerized, the polyacrylamide is considered safe to handle under normal laboratory conditions. Acrylic Acid Content -≤0.001%
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di-Ammonium oxalate monohydrate ≥99.0%, powder ACS
Supplier: MP Biomedicals
Chloride ≤0,002% Iron ≤2 ppm sulphate ≤0,002%
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di-Potassium hydrogen phosphate, anhydrous ≥98%, white crystalline powder ACS
Supplier: MP Biomedicals
Potassium phosphate is typically used as a component for a wide variety of media used in the culture of microorganisms, as a component in phosphate buffered saline (PBS). In addition to helping maintain pH, it supplies essential phosphate.
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PIPES free acid, white powder
Supplier: MP Biomedicals
PIPES is a zwitterionic N-substituted aminosulfonic acid "Good" buffer. Buffers can be made by adding a solution of base to PIPES free acid, titrating to the appropriate pH, or by mixing equimolar solutions of the sesquisodium salt and the disodium salt or dipotassium salt, titrating to the appropriate pH.
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D-(+)-Trehalose dihydrate ≥98%, white powder
Supplier: MP Biomedicals
D-(+)-Trehalose dihydrate is a natural alpha-linked non –reducing disaccharide formed by an α,α-1,1-glucoside bond between two α-glucose units which yields 2 moles of D-glucose upon acid hydrolysis. Has 90% of the calorific content of sucrose.
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Dextran sulphate sodium salt, M.W. ∼36000 - 50000, white powder, Colitis Grade
Supplier: MP Biomedicals
Dextran sulphate is a polyanionic derivative of dextran produced by esterification of Dextran with chlorosulphonic acid. Dextran sulphate sodium (DSS) is the sodium salt which is a white to off-white powder freely soluble in water and salt solutions to form a stable, clear solution. The sulphur content is approximately 17% which corresponds to an average of 1.9 sulphate groups per glucosyl residue of the dextran molecule.
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3,5-Dihydroxytoluene monohydrate ≥98%, light beige powder
Supplier: MP Biomedicals
Orcinol is used to prepare colorimetric reagents for the determination of RNA, DNA, hexoses and pentoses.
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L-Methionine ≥99%, white crystalline powder cell culture reagent
Supplier: MP Biomedicals
Storage: Store at Room Temperature (15-30 °C).
Methionine is one of the common sulfur-containing amino acids. Methionine is a common methyl-group donor to various substrates, such as creatine, epinephrine, ergosterol, and choline.
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Adenine hydrochloride ~ 99%, white crystalline powder
Supplier: MP Biomedicals
Adenine is a purine nucleobase. It is widespread throughout animal and plant tissues combined with niacinamide, D-ribose, and phosphoric acids; a constituent of nucleic acids and coenzymes, such as codehydrase I and II, adenylic acid, coalaninedehydrase.
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IPTG (isopropyl-β-D-thiogalactopyranoside) ≥99%, white powder
Supplier: MP Biomedicals
IPTG (isopropyl-β-thiogalactoside) is an analogue of allolactose that binds specifically to the repressor protein of the lac operon and induces expression of β-galactosidase in Escherichia coli.
IPTG is a commonly used reagent in cloning procedures that require induction of b-galactosidase activity and is used in conjunction with X-Gal in blue-white color selection of recombinant bacterial colonies.
The final concentration typically used in indicator plates is 0.2 mM.
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Buffer, TBE (Tris-borate-EDTA) powder for 10X concentrated solution
Supplier: PanReac AppliChem
Powder for 10X concentrated aqueous solution (170,28 g/L). Composed of 0,89 M Tris, 0,89 M boric acid and 0,02 M EDTA.Na₂.
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D-(+)-Trehalose dihydrate ≥99%, white powder
Supplier: MP Biomedicals
Trehalose is a non-reducing sugar formed from two glucose units joined by a 1-1 alpha bond. It is thought to provide plants and animals with the ability to withstanding periods of dehydration.
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L(-)-Proline ≥99%, white powder
Supplier: MP Biomedicals
L-Proline is an amino acid. The conjugation of L-proline with imidazolium-based ionic liquid (IL)-modified magnetic nanoparticles forms a catalyst that can be magnetically recovered and employed in direct asymmetric aldol reaction. The solubility and stability of ezetimibe (EZT) has been reported to enhance on cocrystallization with L-proline.
L-Proline has been used:
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L(+)-Asparagine, anhydrous ≥99%, white powder
Supplier: MP Biomedicals
L-Asparagine is used in cell culture media and is a component of MEM non-essential amino acids solution. L-Asparagine has been shown to enhance ornithine decarboxylase activity in cultured human colon adenocarcinoma Caco-2 cells and in cultured IEC-6 intestinal epithelial cells. Spore germination in Bacillus subtilis has been increased in the presence of L-asparagine.
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TRIS HCl (tris(hydroxymethyl)aminomethane hydrochloride) ≥99%, white crystalline powder, Ultrapure
Supplier: MP Biomedicals
Solubility (5% aq soln) clear, colorless solution.
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Iron(III) sulphate hydrate, pale gray powder
Supplier: MP Biomedicals
Ferric sulphate is used in dyeing as a mordant, and as a coagulant for industrial wastes. It is also used in pigments, and in pickling baths for aluminum and steel. Medically it is used as an astringent and styptic. It also acts as an important oxidative agent.
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Iron(II) sulphate heptahydrate ≥99%, bluish green granular powder
Supplier: MP Biomedicals
Ferrous sulphate heptahydrate used in the manufacturing of iron compounds, in electroplating baths, aluminium etching, process engraving and lithography, and in redox polymerisation. It is used as a reducing agent in chemical processes, leather dyes and writing inks.
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Ammonium heptamolybdate tetrahydrate, white crystalline powder ACS
Supplier: MP Biomedicals
Ammonium Molybdate Tetrahydrate is an analgesic.
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Potassium hexacyanoferrate(II) trihydrate 98.5-102.0%, yellow crystalline powder ACS
Supplier: MP Biomedicals
Potassium ferrocyanide trihydrate is a salt of the Fe(CN)₆4- ferrocyanide ion. Ferrocyanide is a reducing iron species, being oxidised from ferrous Fe(II) to ferric Fe(III).
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Snap/clip top vials, WHEATON®
Supplier: DWK Life Sciences
These vials are particularly suitable for the storage of powders and 'dry' samples. Vials are manufactured from high quality Type 1B neutral glass. Closures are made from LDPE.
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Erythrosin B disodium salt, red powder
Supplier: MP Biomedicals
A red, anionic xanthene dye, has been used as a contrast or counter stain to hematoxylin, crystal violet and other nuclear stains, in both plant and animal tissue.
Erythrosin B Sodium Salt is used as a counter stain to hematoxylin, crystal violet and other nuclear stains, in both plant and animal tissue. Erythosin B dye solution in 0.9% saline is made for intravenous injection to induce occlusion.
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Alumina B, activity super I, white to light pink free flowing powder, MP EcoChrom™ for dioxin analysis
Supplier: MP Biomedicals
MP EcoChrom™ Alumina, Activity Super I is essentially aluminum oxide, Al2O3, occurring in nature as minerals bauxite, bayerite, corundum, etc. This product meets the high recovery level required for the analysis of polychlorinated dibenzodioxins and dibenzofurans according to VDI Regulation 3499, part I.
MP EcoChrom™ Alumina B, Activity Super I is used for Dioxin analysis. It also been used for all chromatographic processes requiring highest activity and/or highest reproducibility.
Store at Room Temperature (15-30 °C)
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D-(-)-N-Methylglucamine, white powder
Supplier: MP Biomedicals
N-Methylglucamine is used in the synthesis of surface active agents, pharmaceuticals, dyes; an antimonate as antiprotozoal. Used as a Na+ substitute in systems to maintain physiological solutions as isotonic but without sodium. Has also been used in the studies of rabbit cerebral artery, rabbit cardiac myocytes, perfused rat intestine, and frog skeletal muscle.
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Dextran sulphate sodium salt, M.W. ∼ 8,000, white powder, Reagent Grade
Supplier: MP Biomedicals
Dextran sulphate is a polyanionic derivative of dextran produced by esterification of dextran with chlorosulphonic acid. The sulphur content is approximately 17% which corresponds to an average of 1,9 sulphate groups per glucosyl residue of the dextran molecule. Dextran sulphate sodium (DSS) is the sodium salt which is a white to off-white powder freely soluble in water and salt solutions to form a stable, clear solution. The high purity and reproducible quality enables its application in pharmaceuticals and biotechnology industry.
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di-Sodium tetraborate decahydrate 99.5-105.0%, white crystalline powder ACS
Supplier: MP Biomedicals
Sodium borate decahydrate is a mineral, and a salt of boric acid. The term borax is used for a number of closely related minerals or chemical compounds that differ in their crystal water content, but usually refers to the decahydrate.
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Sorbic acid ≥99%, yellow crystalline powder
Supplier: MP Biomedicals
Sorbic acid (2,4-hexadienoic acid) is a straight chain unsaturated fatty acid. It is an antimicrobial agent. The antimicrobial action of sorbic acid is due to its inhibitory influence on various enzymes in the microbial cell such as enzymes involved in carbohydrate metabolism such as enolase and lactate dehydrogenase, enzymes of citric acid cycles.
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Malachite green oxalate, green powder C.I. 42000
Supplier: MP Biomedicals
Malachite green is use as counter-stain against fuchsin which stains gram-positive and gram-negative bacteria reddish colors and safranin which stains nuclei red. Malachite green stain background to the surrounding tissue blue-green.