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Poliglusam, or chitosan, is a linear polysaccharide consisting of D-glucosamine and N-acetyl-D-glucosamine. Naturally-occuring poliglusam is found in the cell walls of fungi, soil and sediments where it is produced from degradation of chitin induced by certain groups of bacteria that produce the enz...

For biochemistry

Restricted chemical.

For HPLC

Aminoglycoside antibioticPurity 99.9

Purity 98

≥95 %, for biochemistry

Sodium dihydrogen phosphate dihydrate is used in the preparation of biological buffers and buffer solutions, with applications in molecular biology and biochemistry.

For use in Liquid Chromatography (HPLC & UHPLC) & Spectrophotometry (methyl alcohol)

DEV, EN ISO 6222, ISO 11133, for microbiology

Water-soluble. Produced through aqueous extraction of autolysed brewer’s yeast. High content of vitamins. Ideal, therefore, in many standard nutrient media, e.g. LB-medium as for vitamins, carbohydrates, and amino acids

Micro-granulated, water soluble extract of selected autolysed yeast cells. Easy to handle and dust-reduced.Yeast extract is used as a rich source for vitamins, carbon and amino acids in many microbiological culture media formulations. Rich in B-vitamins and growth factors.

ROTIPHORESE®10x TAE Buffer ROTIPHORESE® 10x conc.ROTIPHORESE®10x TAE Buffer contains 0,4 M Tris, 0,2 M acetic acid and 10 mM EDTA in distilled, deionised water; pH 8,3.The TAE buffer is optimally suited as a gel and running buffer system.TAE buffer has a lower buffer capacity than TBE and can be...