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4942 results for "Methanol"

 

Bromophenol blue, powder

Supplier: MP Biomedicals

Bromophenol blue is a tracking dye for alkaline and neutral buffer systems. It is used as a tracking dye in DNA, RNA (agarose) and protein (polyacrylamide) gel electrophoresis.

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Phenol red, powder ACS

Supplier: MP Biomedicals

Phenol Red Sodium Salt is used as a pH indicator, it is used widely in culture media to identify changes from neutral to acidic pH values.

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D-(+)-Sucrose ≥95%, crystalline powder

Supplier: MP Biomedicals

Sucrose is a simple carbohydrate. A disaccharide composed of glucose and fructose, which is used for a variety of applications. It is isolated from cane sugar; it is not synthetic.

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RK-682 ≥98% (by HPLC)

Supplier: Enzo Life Sciences

RK-682 is a novel tyrosine phosphatase inhibitor isolated from Streptomyces sp. It inhibits the dual specificity VHR phosphatase (IC50=2.0µM) selectively over CD45 (IC50=54µM), Cdc25B and PTP1B (IC50~42µM). RK-682 inhibits cell cycle progression of Ball-1 cells at the G1/S transition and enhances ATP-induced long-term potentiation in guinea pig hippocampal CA1 neurons. Shows potent activity against HIV-1 protease.

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Supelco® TraceCERT® Organic Reference Standard, Tepraloxydim

Supplier: Merck

The certified reference material (CRM) is intended to be used as a calibrant for chromatography and other analytical techniques. Tepraloxydim CRM may also be used as given below:

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Staurosporine ≥98% (by HPLC)

Staurosporine ≥98% (by HPLC)

Supplier: Enzo Life Sciences

Apoptosis inducer.

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Citric acid monohydrate, white crystalline powder

Supplier: MP Biomedicals

Citric acid acts as an iron chelator. It can support cholesterol/sterol, ubiquinone and isoprenoid biosynthesis in cell culture applications. In animals, citric acid improves the utilization of nutritional calcium. It is a useful buffer component.

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Carboxy-PTIO potassium salt ≥99% (by HPLC)

Supplier: Enzo Life Sciences

Water soluble and stable nitric oxide radical scavenger that shows in chemical and biological systems antagonistic action against the free nitric oxide radical (NO·). The inhibitory effects were almost 2-fold stronger than those of NMMA and NOARG. Reacts with nitric oxide in a stoichometric manner. Can be used for an improved detection of nitric oxide in activated macrophage cultures in combination with the Griess reagent. Protects against endotoxin shock.

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Filter holder, SolVac®

Filter holder, SolVac®

Supplier: Cytiva (Formerly Pall Lab)

Simplifies clean-up and degassing of mobile phase solvents and other solutions. The versatile design fits most HPLC bottles, flasks, and containers, and eliminates the added steps of washing flasks and transferring mobile phase solvent from flask to reservoir.

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Piericidin A (from Streptomyces sp. MST-AS5364) ≥95% (by HPLC)

Supplier: Enzo Life Sciences

Antibiotic. Specific and potent inhibitor of NADH-ubiquinone oxidoreductase (complex I) that binds to ubiquinone binding site(s). Inhibits both mitochondrial and bacterial NADH ubiquinone oxidoreductase. Anticancer agent that prevents up-regulation of GRP78, and exhibits cytotoxic activity for etoposide resistant cancer cells under glucose-deprived conditions.

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Adenosine-3’,5’-cyclic Monophosphothioate, Rp-Isomer sodium salt ≥99% (by HPLC)

Supplier: Enzo Life Sciences

Competitive inhibitor of cyclic AMP-dependent protein kinase I and II.Metabolic stability towards mammalian cyclic nucleotide- responsive phosphodiesterases.
Discriminates between protein kinase A (antagonist) and some other cyclic AMP receptors, e.g. channels or CAP 3 (agonist).Membrane-permeant for several systems (for improved permeability more lipophilic analogues e.g. Rp-8-Br-cAMPS are recommended).

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(±)-α-Lipoic acid ≥98%, powder

Supplier: MP Biomedicals

DL-Thioctic Acid is a hydrogen transferrin cofactor.

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Retinol all trans all trans (synthetic), orange powder

Supplier: MP Biomedicals

Retinol is one of the animal forms of vitamin A. It is a diterpenoid and an alcohol.

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Morin, light brown powder C.I. 75660

Supplier: MP Biomedicals

Morin is a flavonoid with anti-oxidant properties.

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VWR®, Residual solvent standards according to ICH guidelines

VWR®, Residual solvent standards according to ICH guidelines

Supplier: VWR Chemicals

The level of volatile organic solvents in pharmaceutical raw materials or finished product is defined and monitored in accordance with ICH guidelines. Residual solvents are classified according to their risk assessment classes. A selection of residual solvent standards is now available from Avantor.

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DL-Malic acid ≥98%

Supplier: Thermo Fisher Scientific

DL-Malic acid ≥98%

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Dexamethasone, white powder

Supplier: MP Biomedicals

Dexamethasone is an anti-inflammatory glucocorticoid that induces the production of phospholipase A2 inhibitory protein (lipocortin).

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1H-Pyrazolo[3,4-d]pyrimidin-4(5H)-one, white powder

Supplier: MP Biomedicals

An inhibitor of Xanthine Oxidase which decreases uric acid production; also inhibits de novo pyrimidine biosynthesis.

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96-well plates, polypropylene, without lids

96-well plates, polypropylene, without lids

Supplier: Corning

Corning polypropylene microplates offer both small volume and large volume (blocks) well formats to meet assay and storage requirements.

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Phthalaldehyde ≥98%, yellow crystals

Supplier: MP Biomedicals

The molecule is a dialdehyde, consisting of two formyl (CHO) groups attached to adjacent carbon centres on a benzene ring.

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Size exclusion chromatography columns, PL aquagel-OH™ analytical

Size exclusion chromatography columns, PL aquagel-OH™ analytical

Supplier: VARIAN

These PL aquagel-OH™ analytical coluns have a highly stable matrix ensuring reliable separations, even with modified eluents.

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8-Anilino-1-naphthalenesulphonic acid, dark powder

Supplier: MP Biomedicals

8-Anilino-1-naphthalene Sulphonic Acid is a hydrophobic polarity sensitive fluorescent dye useful as a site probe to detect conformational changes in cell and micelle membranes and molecules such as proteins.

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1-Heptanesulphonic acid sodium salt, hydrate ~98%, white powder

Supplier: MP Biomedicals

Sodium 1-heptanesulfonate is a commonly used ion pairing reagent for HPLC, including analyses of peptides and proteins. It has also been used in high performance capillary electrophoresis analysis of peptides.

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Reversed phase HPLC columns, biochemical analysis, NUCLEOSIL® MPN

Reversed phase HPLC columns, biochemical analysis, NUCLEOSIL® MPN

Supplier: MACHEREY-NAGEL

Silica based reversed phase materials with monomerically bonded alkyl chains for RP chromatography that is ideal for seperation of biological macromolecules.

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Experimentation kits, survey of protein diversity (polyacrylamide-based)

Experimentation kits, survey of protein diversity (polyacrylamide-based)

Supplier: EDVOTEK

For learning about the diversity of proteins by studying the electrophoretic profiles of various sources. Students separate proteins from bacterial, plant, serum, and milk proteins alongside a standard protein marker.

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Leptomycin B 0,2 mg/ml ≥98% (by HPLC)

Supplier: Enzo Life Sciences

A potent and specific nuclear export inhibitor. In addition to antifungal and antibacterial activities, blocks the cell cycle and is a potent anti-tumor agent.

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Minocycline hydrochloride, yellow powder

Supplier: MP Biomedicals

Minocycline hydrochloride (INN) is a broad-spectrum tetracycline antibiotic, and has a broader spectrum than the other members of the group. It is a bacteriostatic antibiotic, classified as a long-acting type.

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Methyl-4-hydroxybenzoate, white crystalline powder

Supplier: MP Biomedicals

Methyl p-Hydroxybenzoate is the methyl ester of p-hydroxybenzoic acid. Typically used as a preservative in foods, beverages and cosmetics.

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7-Fluorobenzo-2-oxa-13-diazole-4-sulphonic acid ammonium salt, powder

Supplier: MP Biomedicals

7-Fluorobenzofurazan-4-sulfonic acid ammonium salt is a sensitive and specific fluorescent labeling reagent for low molecular weight compounds and for macromolecules containing thiol groups.

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D-(+)-Sucrose, white crystalline powder ACS

Supplier: MP Biomedicals

Simple carbohydrate. Sucrose is hydrolyzed to glucose and fructose by dilute acids and by invertase, a yeast enzyme. Upon hydrolysis the optical rotation falls and is negative when the hydrolysis is complete. The mixture of glucose and fructose is known as "Invert sugar".

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