Polymyxin B sulphate, 5 g
Molar mass (M) 1385,63 g/mol
Storage temp. +4 °C
CAS No. [1405-20-5]
Stock solution: 10-20 mg/ml in H2O or methanol. Storage of stock solution: -20 °C. Working concentration: 5-500 ng/ml.
excl. VAT. | 5 g per Pack Qty.
Art. No. 0235.2
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Polymyxin B sulphate ≥80 %, for biochemistry
Effectual against proliferating and non-proliferating gram-negative bacteria. Coupling to bacterial lipopolysaccharides results in permeabilisation of cell membranes. Extracted from strains of Bacillus polymyxa.
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|Assay (HPLC)||≥80 %|
|pH value (2 % in H2O)||5,0-7,0|
|Sulphate (SO4)||15,5-17,5 %|
|Sulphated ash||≤0,75 %|
|Loss on drying||≤6,0 %|