Technical Data Sheet
HEPES sodium salt, 25 g
From Carl ROTH
PUFFERAN® ≥99 %
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N-2-Hydroxyethylpiperazine-N'-2-ethane sulphonic acid
Empirical formula C8H17N2O4SNa
Molar mass (M) 260,3 g/mol
Density (D) 1,51 g/cm³
Melting point (mp) 274,9 °C
WGK 1
CAS No. 75277-39-3
EG-Nr. 278-169-7
Molar mass (M) 260,3 g/mol
Density (D) 1,51 g/cm³
Melting point (mp) 274,9 °C
WGK 1
CAS No. 75277-39-3
EG-Nr. 278-169-7
€53.25/Pack Qty.
excl. VAT. | 25 g per Pack Qty.
Art. No. 7020.1
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| Art. No. | Pack Qty. | Pack. | Price | Quantity | |
|---|---|---|---|---|---|
| 7020.1 | 25 g | plastic |
€53.25 |
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| 7020.2 | 100 g | plastic |
€177.40 |
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Downloads / MSDS
Certificates of Analysis
Type analysis
| Appearance | white powder |
| Assay (titr., dry substance) | ≥99,0 % |
| Loss on drying | ≤1,5 % |
| pH value (1 M in H2O) | 10,0-12,0 |
| Absorbance | |
| 260 nm | ≤0,2 |
| 280 nm | ≤0,2 |