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PIPES free acid, molecular biology grade

- Synonyms: Piperazine-N,N'-bis(2-ethanesulfonic acid)r- C8H18N2O6S2r- M = 302,36 g/molr- CAS [5625-37-6]r- EINECS-No.: 227-057-6r- Solub. in water: (20 ºC): slightly solubler- Tariff number: 2933 59 95 90r- Applications: laboratory reagent, in buffer solutions, in biochemistry.rrSPECIFICATIONSrassay (acidimetric): min. 99 %ridentity (IR-spectrum): passes testrr1 M in a 1 cm cell at 260 nm : max. 0,05 AUrr1 M in a 1 cm cell at 280 nm : max. 0,05 AUrheavy metals (as Pb): max. 0,001 %rDNases, RNases, Proteases : non detectedr