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1322 results for "Pulverizer"

"Pulverizer"

1322 Results
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Sodium dihydrogen phosphate monohydrate 98.0-102.0%, white powder ACS

Supplier: MP Biomedicals

Sodium phosphate monobasic monohydrate is useful in conjunction with Sodium Phosphate, Dibasic in the preparation of biological buffers. Used in many applications including the purification of antibodies.

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Sodium chloride ≥99.5%, white powder cell culture reagent

Supplier: MP Biomedicals

Storage: Store at Room Temperature (15-30 °C)
Sodium chloride is a commonly used chemical which is found widely in nature. It is considered to be an essential nutrient. Excess amounts of sodium chloride can destroy electrolyte balance and cause death in most animals, including humans.
Sodium chloride is used in a wide variety of biochemical applications, including intravenous fluids (normal saline is 0.9% w/v in water), density gradients, a diluent to increase ionic strength in buffers or culture media and in salt-out procedures in the isolation of DNA. It has also been used in high concentrations for preservation of foods since bacteria cannot grow in high salt conditions. Sodium chloride is widely used in protein crystallization.

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L(+)-Cysteine, white powder cell culture reagent

Supplier: MP Biomedicals

Storage: Store at Room Temperature (15-30 °C). Store Desiccated. Store under nitrogen.
L-Cysteine is a proteinogenic amino acid incorporated into proteins as directed by the genetic code. The thiol-side chain participates in a variety of oxidation/reduction reactions within the cell. The side chain participates in the formation of β bonds that modulate the secondary and ternary structure of proteins. Cysteine is essential and limiting for the formation of glutathione, an important antioxidant, within the cell.
Cysteine has been used in pulse-chase experiments to study protein expression from an inducible promoter. L-Cysteine is used to supplement cell culture media.
NMDA glutamatergic receptor agonist.

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Folic acid ≥95%, orange powder cell culture reagent

Supplier: MP Biomedicals

Storage: Store at Room Temperature (15-30 °C). Protect from light.
Folic acid, also known as folate, is a B vitamin that can be found in a variety of fruits and vegetables. It can also be chemically synthesized. Folate, a watersoluble vitamin, helps the body form red blood cells and aids in the formation of genetic material within every body cell. Folic Acid is a hematopoietic vitamin present, free or combined with one or more additional molecules of L- (+)-glutamic acid, in liver, kidney, mushrooms, spinach, yeast, green leaves, and grasses.
A nutritional delivery form of folate. Folic acid and its derivatives are essential mediators of one-carbon metabolism within cells.

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D-(+)-Maltose monohydrate ≥95%, white powder

Supplier: MP Biomedicals

D-(+)-Maltose Monohydrate is an α(1→4) linked disaccharide of D-glucose.
D-(+)-Maltose Monohydrate is used as a substrate for α-glucosidase. It is also used as a substrate for the identification, differentiation and characterization of enzymes such as maltase(s); maltose α-D-glucosyltransferase(s); maltose-transporting ATPase(s); maltose O-acetyltransferase(s) and maltose epimerase(s) and phosphorylase(s). D-Maltose is used to study maltose-binding proteins and disaccharide transport systems.

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Bis(2-hydroxyethyl)amino tris(hydroxymethyl)methane (BIS-TRIS) ≥99% (by titrimetric analysis), white powder

Supplier: MP Biomedicals

Bis-Tris is zwitterionic buffer, an amine buffer similar to Tris. It exhibits only a very small shift in dissociation constant with respect to temperature. Hydrochloric acid can be used to adjust pH for a Bis-Tris buffer to the desired pH.

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Sodium hydrogen carbonate, BAKER ANALYZED® ACS, J.T.Baker®

Supplier: Avantor

Sodium hydrogen carbonate, BAKER ANALYZED® ACS, J.T.Baker®

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L(+)-Glutamine ≥99%, white powder cell culture reagent

Supplier: MP Biomedicals

Storage: Store at Room Temperature (15-30 °C)
L-Glutamine, the uncharged and amidated analog of L-glutamic acid, is an important amino acid for the incorporation of NH4+ into biomolecules. It is biosynthesized from NH4.
L-Glutamine is an essential amino acid that is a crucial component of culture media that serves as a major energy source for cells in culture.
L-Glutamine is an essential amino acid that is a crucial component of culture media that serves as a major energy source for cells in culture. L-Glutamine is very stable as a dry powder and as a frozen solution. In liquid media or stock solutions, however, L-glutamine degrades relatively rapidly. Optimal cell performance usually requires supplementation of the media with L-glutamine prior to use.

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Sulphamethazine sodium salt, white powder

Supplier: MP Biomedicals

Sulfamethazine is an antibiotic used to clinically treat bronchitis, prostatitis and urinary tract infections. It is used in disposition and depletion kinetic studies. It is used to develop detection techniques for quantification in fluids such as cows’ milk, honey and swine urine.
Sulfamethazine is an antimicrobial sulfur drug that blocks the synthesis of dihydrofolic acid by inhibiting the enzyme dihydropteroate synthase. Sulfamethazine is a competitive inhibitor of bacterial para-aminobenzoic acid (PABA), which is required for bacterial synthesis of folic acid. It induces CYP3A4 expression and is acetylated by N-acetyltransferase. It exhibits sex dependent pharmacokinetics, metabolized by the male specific isoform CYP2C11. Sulfamethazine is bacteriostatic.

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Agarose, white powder, high resolution for molecular biology

Supplier: MP Biomedicals

Agarose High Resolution is an intermediate melting agarose with approximately twice the resolution capability of routine agarose. It is a purified linear galactan hydrocolloid isolated from agar or agar-bearing marine algae. It is ideal for the resolution of small DNA fragments in the range 20 bp to 2000 bp.
Agarose high resolution is an intermediate melting and gelling point agarose which exhibits superior sieving characteristics. It is recommended for analytical gels of DNA fragments under 1000 bp and is ideal for small DNA fragments down to 20 bp can be separated on 6 % gels. It resolves fragments differing in size by only 2 bp. Its use avoids the need for PAGE Southern and Northern transfers can be achieved efficiently from them at concentrations up to 2%. DNA fragments can be purified with high efficiency from this agarose gels up to 4% by using either a purification kit or an electroelution system.

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(-)-Quinine hydrochloride dihydrate, white powder

Supplier: MP Biomedicals

Quinine Hydrochloride is an alkaloid originally isolated from the Cinchona family of South American trees. It is an antimalarial agent, anticholinergic, antihypertensive and hypoglycemic agent.

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Coomassie brilliant blue G-250, dark reddish purple powder C.I. 42655

Supplier: MP Biomedicals

Coomassie Brilliant Blue G-250 is a protein stain in electrophoresis. Brilliant Blue G has been used in the Bradford dye-binding protein assay.

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L(+)-Glutamic acid ≥99%, white powder

Supplier: MP Biomedicals

Glutamate is a key compound in cellular metabolism. It is the most abundant excitatory neurotransmitter in the vertebrate nervous system. It also serves as the precursor for the synthesis of the inhibitory GABA in GABA-ergic neurons. This reaction is catalyzed by glutamate decarboxylase (GAD), which is most abundant in the cerebellum and pancreas.

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L(+)-Asparagine, anhydrous ≥99%, white powder cell culture reagent

Supplier: MP Biomedicals

Storage: Store at Room Temperature (15-30 °C). Store Desiccated.
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. An isoxazoline RGD mimic platelet GPIIb/IIIa antagonist has been prepared by chiral synthesis with L-asparagine as a starting material. L-Asparagine has been utilized in the synthesis of 4-azalysine building blocks for application to combinatorial chemistry.

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Potassium dihydrogen phosphate, anhydrous, white crystalline powder cell culture reagent

Supplier: MP Biomedicals

Storage: Room Temperature, desiccate
Potassium phosphate is a reagent with high buffering capacity. It occurs in several forms: monobasic, dibasic and tribasic (K3PO4). Most pH neutral potassium phosphate buffer solutions consist of mixtures of the monobasic and dibasic forms to varying degrees, depending on the desired pH.
Potassium phosphate monobasic is typically used as a component for a wide variety of media used in the culture of microorganisms. It is widely used in molecular biology, biochemistry, and chromatography. It is a component in phosphate buffered saline (PBS). In addition to helping maintain pH, it supplies essential phosphate.

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Light green SF yellowish, purple powder C.I. 42095

Supplier: MP Biomedicals

Acid Green 5 is useful as a general plasma stain, as a histological stain, and a cytological counterstain. Can be use as a cytological counterstain and as a substitute for aniline blue in Gomori′s one-step trichrome procedure.

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