ACS Grade Supplied as Pellets

Water soluble salt of Tetrazolium. Yields a yellowish solution when prepared in media or salt solutions lacking phenol red. By cleavage of the tetrazolium ring by dehydrogenase enzymes, dissolved MTT is converted into insoluble purple formazan.

Fine white granular form. Store at room temperature.

Useful for precipitation or fractionation of proteins or for purification of antibodies. Used in crystallographic analysis of nucleic acids and proteins.

Potassium Chloride, ACS Grade

Optical Density: 50% w/w solution in 1cm path cell at 260nm is <0.02.

Ammonium chloride, an inorganic compound, is a white crystalline salt, highly soluble in water.

USP Grade

Widely used reagent in chemistry and molecular biology as a source of magnesium ions.