Phenol red is an acid-base indicator. It is made by condensing two moles of phenol with one mole of o-sulfobenzoic acid anhydride. Phenol Red is used as a pH indicator in cell culture applications. A solution of phenol red will have a yellow color at a pH of 6.4 or below and a red color at a…

Mineral oil is used as an overlay covering microdrops of culture medium in petri dishes, during the culture of oocytes and embryos in IVF and related procedures. It also has its applications in food processing, cosmetics and pharmaceuticals. A mineral oil is any of various colorless, odorless,…

Glutaraldehyde is a bifunctional protein cross-linking reagent, reacting with NH2 groups to form Schiff's bases. Sporicidal agent. Glutaraldehyde reacts through cross-linking to impart water resistance to protein and polyhydroxy compounds. It is also a reducing agent for photochemicals. In…

IGEPAL™ CA-630 is a homologous series of octylphenoxypoly(ethyleneoxy)ethanols used for the solubilizing and isolation of membrane proteins. The Igepal CA surfactants are all derived from the same hydrophobic starting material, octylphenol. By increasing the amount of hydrophilic…

Hydrochloric acid is used as a laboratory reagent, for pickling of steel, in production of organic and inorganic compounds, for pH control and neutralization, used in the regeneration of ion exchange resins, in the production of food, food ingredients, and food additives. Chlorine source for safer,…

N,N,N',N'-Tetramethylethylenediamin is a tertiary amine base. N,N,N',N'-Tetramethylethylenediamine is used to catalyze the formation of free radicals from ammonium persulfate or riboflavin. The free radicals will cause acrylamide and bis-acrylamide to polymerize to form a gel…

Ammonium acetate is a chemical compound which is derived from the reaction of ammonia and acetic acid. Ammonium acetate is volatile at low pressures. Because of which it has been used to replace cell buffers with non-volatile salts, in preparing samples for mass spectrometry. It is used as a buffer…

Isoamy alcohol is routinely used in molecular biology, especially in the purification of DNA. It is widely used in conjunction with phenol and chloroform (25:24:1 phenol : chloroform : isoamyl alcohol) for the removal of proteins from the nucleic acid solutions by extraction. Isoamyl alcohol is…

Dimethyl sulfoxide (DMSO) is a highly polar aprotic organic reagent that has exceptional solvent properties for organic and inorganic chemicals. Dimethyl Sulfoxide is ideal for use as a cryoprotectant. Also used in chemical reactions, in polymerase chain reactions (PCR) as a PCR cosolvent to…

Polyethyleneimine is a branched chain polymer having a ratio of 1:2:1 of primary:secondary:tertiary amines with a branching site every 3 to 3.5 nitrogen atoms and a base structure of (CH₂CH₂NH)x. The nitrogen atoms must be protonated to achieve cationic charge, so the cationic…

2-Merceptoethanol is used to reduce disulfide bonds and can act as a biological antioxidant by scavenging hydroxyl radicals. 2-Merceptoethanol is used to reduce disulfide linkages in solubilizing proteins for gel electrophoresis. 2-mercaptoethanol is readily oxidized in air to a disulfide,…

Protein purification reagent Triethanolamine acts as an organic additive in the grinding of cement clinker and as a complexing agent for aluminum ions in aqueous solutions. It is used as an emulsifier and a surfactant. It finds application in common products like dishwashing liquids, general…

Tween 80 is a polyethylene sorbitol ester, non ionic surfactant and an emulsifier derived from polyethoxylated sorbitan and oleic acid. Tween 80 has been widely used in biochemical applications including: solubilizing proteins, isolating nuclei from cells in culture, growing of tubercule…

Trypsin-EDTA solution is widely used for cell dissociation, routine cell culture passaging, and primary tissue dissociation due to its digestive strength.

Trypan Blue is a blue acid dye with a strong affinity for cellulose containing substrates such as cotton; less affinity for proteinaceous materials. Trypan blue solution may be used in trypan blue based cytotoxitiy and proliferation assays.

Tweens® are a series of nonionic surfactants derived from sorbitan esters. They are soluble or dispersible in water but differ widely in organic and oil solubilities. Used as oil-in-water emulsifiers in pharmaceuticals, cosmetics, cleaning compounds, etc. Tween® 80 has been widely used…

2-Mercaptoethanol is a hybrid of ethylene glycol and 1,2-ethanedithiol. It is used to reduce disulfide bonds and can act as a biological antioxidant by scavenging hydroxyl radicals. It is widely used because the hydroxyl group confers solubility in water and lowers the volatility. Due to its…

Triton® X-100 is a alkylaryl polyether alcohol. It is a nonionic surfactant prepared by the reaction of octylphenol with ethylene oxide. The number ("-100") relates only indirectly to the number of ethylene oxide units in the structure. The principal uses of Triton® X-100 is…

Polysorbate 20 is typically used as an emulsifying agent for the preparation of stable oil-in-water emulsions, particularly in pharmaceutical applications. It has been used in pre-extraction of membranes to remove peripheral proteins. It has been used as a blocking agent on nitrocellulose. …

Undecane is a liquid alkane hydrocarbon. Undecane may be used as an internal standard in gas chromatography when working with other hydrocarbons. Since the boiling point of undecane (196°C) is well known, it may be used as a comparison for retention times in a gas chromatograph for molecules…

A naturally occurring aromatic compound. Contains varying amounts of poly(styrene oxide). Phenylacetaldehyde is used for the preparation of fragrances and polymers like polyesters, which find application as a rate controlling additive in polymerization reactions. It is an active component of…

Squalene, an isoprenoid compound structurally similar to beta-carotene, is an intermediate metabolite in the synthesis of cholesterol. Squalene is not very susceptible to peroxidation and appears to function in the skin as a quencher of singlet oxygen, protecting human skin surface from lipid…