HEPES sól sodowa ≥99.5% for biopharmaceutical production
Dostawca: VWR Chemicals
Synonim:
Sodium 4-(2-hydroxyethyl)piperazin-1-ylethanesulphonate, Sodium 2-(4-(2-hydroxyethyl)piperazin-1-yl)ethanesulphonate, N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulphonic acid) sodium salt, 4-(2-Hydroxyethyl)piperazine-1-ethanesulphonic acid sodium salt, HEPES sodium, HEPES Na
30567.297EA
2780
PLN
30567.297
30567.366
30567.468
HEPES sól sodowa ≥99.5% for biopharmaceutical production
HEPES sól sodowa
Formuła:
C₈H₁₇N₂NaO₄S MW: 260.29 g/mol Temp. topnienia: > 105 °C Temperatura przechowywania: Temperatura otoczenia |
Numer MDL:
MFCD00036463 Numer CAS: 75277-39-3 Numer WE (dawny EINECS): 278-169-7 |
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Wyniki testów specyfikacyjnych
Assay | Min. 99.5 % |
Appearance | White crystalline powder |
Cell culture toxicity | Passes test |
DNases | Not detected |
Identification by IR | Conforms to structure |
Proteases | Not detected |
RNases | Not detected |
Solubility (1 mol/l) | Clear and complete |
pH (1 %) | 9.5 - 10.5 |
pKa (25°C) | 7.4 - 7.7 |
Heavy metals (as Pb) | Max. 5 ppm |
Loss on drying (105°C) | Max. 2.0 % |
Ca (Calcium) | Max. 5 ppm |
Cu (Copper) | Max. 5 ppm |
Fe (Iron) | Max. 5 ppm |
Mg (Magnesium) | Max. 5 ppm |
Mn (Manganese) | Max. 5 ppm |
Zn (Zinc) | Max. 5 ppm |
Absorbance (260 nm) (1 mol/l) | Max. 0.5 |
Absorbance (280 nm) (1 mol/l) | Max. 0.5 |
Bioburden | Max. 100 CFU/g |
Endotoxin (0,2 %) | Max. 0.1 EU/mg |
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