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| Producer, Manufacturer,
Supplier of |
| N-2-Hydroxyethylpiperazine-N-2-ethanesulfonic acid |
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| GRR
Code : |
0784 |
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| CAS No : |
7365-45-9 |
| CI No : |
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| Molecular Formula
: |
C8H18N2O4S |
| Molecular Weight
: |
238.3 |
| Description
: |
White powder · Soluble in water · pKa (0,1 M; 20 ºC) = 7,55 ; D pKa/ºC = - 0,014 · M. P. : 238 – 240 ºC ·
APPLICATIONS: Biological buffer |
| Website : |
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| Synonyms : |
2-[4(2-Hydroxyethyl)-1-Piperazinyl] Ethanesulphonic Acid, HEPES, 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid, N-(2-Hydroxyethyl)-piperazine-N'-2-ethanesulfonic acid, C8H18N2O4S |
| Specifications
: |
| Specifications |
|
| Minimum assay |
99 % |
| Identity |
IR p/t. |
MAXIMUM LIMIT OF IMPURITIES |
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| Loss on drying at 105°C |
0,5 % |
| ABS at l250 nm 1 mol/l solution in H2O |
0,2 |
| Sulphate (SO4) |
0,05 % |
| Heavy metals (as Pb) |
0,001 % | |
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| Packaging : |
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Weight |
Description |
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| GRR
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