English En

Potassium dihydrogen phosphate, molecular biology grade

- Synonyms: Potassium biphosphate, Potassium phosphate monobasic, Primary potassium phosphate, Mono-potassium phosphater- KH2PO4r- M = 136,09 g/molr- CAS [7778-77-0]r- EINECS-No.: 231-913-4r- Solub. in water: (20 ºC): 222 g/lr- Melting point: ~ 253 ºC (decomposes)r- Tariff number: 2835 24 00 00r- Applications: analytical chemistry; in buffer solutions.rrSPECIFICATIONSrassay (acidimetric): min. 99,5 %rr0,1 M in a 1 cm cell at 260 nm: max. 0,005 AUrr0,1 M in a 1 cm cell at 280 nm: max. 0,005 AUrheavy metals (as Pb): max. 0,001 %rDNases, RNases, Proteases : non detectedr