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Acido N-2-idrossietilpiperazin-N'-2-etansolfonico sale sodico ≥99.5% per la produzione biofarmaceutica

Fornitore: VWR Chemicals

30567.468EA 0 CHF
30567.468 30567.366 30567.297
Acido N-2-idrossietilpiperazin-N'-2-etansolfonico sale sodico ≥99.5% per la produzione biofarmaceutica
HEPES sodium salt
Formula: C₈H₁₇N₂NaO₄S
Peso molecolare: 260,29 g/mol
Punto di fusione: > 105 °C
Temperatura di stoccaggio: Ambiente
MDL Number: MFCD00036463
CAS Number: 75277-39-3
EINECS: 278-169-7
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Risultati del test di specificazione

Assay Min. 99.5 %
Appearance Polvere cristallina bianca
Cell culture toxicity Passes test
DNases Assente
Identification by IR Confere alla struttura
Proteases Assente
RNases Assente
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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