HEPES free acid, molecular biology grade
- Synonyms: 4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid, N-(2-Hydroxyethyl)-piperazine-N'-(2-ethanesulfonic acid)
- C8H18N2O4S
- M = 238,3 g/mol
- CAS [7365-45-9]
- EINECS-No.: 230-907-9
- Solub. in water: (20 ºC): 400 g/l
- Melting point: 210 - 215 ºC
- Tariff number: 2933 59 95 90
- Applications: in buffer solutions (for biology).
SPECIFICATIONS
assay (acidimetric): min. 99 %
identity (IR-spectrum): passes test
1 M in a 1 cm cell at 260 nm : max. 0,05 AU
1 M in a 1 cm cell at 280 nm : max. 0,05 AU
heavy metals (as Pb): max. 5 ppm
DNases, RNases, Proteases : non detected
| Reference | ||
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HE01000025 |
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HE01000250 |
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