HEPES free acid, molecular biology grade
- Synonyms: 4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid, N-(2-Hydroxyethyl)-piperazine-N'-(2-ethanesulfonic acid)r- C8H18N2O4Sr- M = 238,3 g/molr- CAS [7365-45-9]r- EINECS-No.: 230-907-9r- Solub. in water: (20 ºC): 400 g/lr- Melting point: 210 - 215 ºCr- Tariff number: 2933 59 95 90r- Applications: in buffer solutions (for biology).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. 5 ppmrDNases, RNases, Proteases : non detectedr
- Synonyms: 4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid, N-(2-Hydroxyethyl)-piperazine-N'-(2-ethanesulfonic acid)r- C8H18N2O4Sr- M = 238,3 g/molr- CAS [7365-45-9]r- EINECS-No.: 230-907-9r- Solub. in water: (20 ºC): 400 g/lr- Melting point: 210 - 215 ºCr- Tariff number: 2933 59 95 90r- Applications: in buffer solutions (for biology).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. 5 ppmrDNases, RNases, Proteases : non detectedr
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