HEPES (2-[4-(2-hydroxyethyl)-1-piperazinyl]ethanesulphonic acid) ≥99.5% for molecular biology
Supplier: PanReac AppliChem
Certificates
About this item
Synonyms: HEPES free acid, N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulphonic acid), 4-(2-Hydroxyethyl)piperazin-1-ylethanesulphonic acid, N-2-Hydroxyethylpiperazine-N′-2-ethanesulphonic acid, 2-(4-(2-Hydroxyethyl)piperazin-1-yl)ethanesulphonic acid
CAS Number:7365-45-9
:
Formula:C₈H₁₈N₂O₄S
MDL Number:MFCD00006158
Merck Index:13,04672
Melting Pt:210…215 °C
Density:1.448 g/cm³ (20 °C)
:238.31 g/mol
Storage Temperature:Ambient
EINECS:230-907-9
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- DNases/RNases/Proteases:not detectable
- Assay:min. 99.5 %
- pH (1 %; H2O):4.7 - 6.0
- Water:max. 0.25 %
- Chloride:max. 0.005 %
- Sulfate:max. 0.02 %
- As:max. 0.0001 %
- Fe:max. 0.001 %
- PB:max. 0.001 %
- A (1 cm/0.1 M HPLC water) at 260 nm:max. 0.1
- A (1 cm/0.1 M HPLC water) at 280 nm:max. 0.05
Specification Test Results
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