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HEPES (Acido 2-[4-(2-idrossietil)-1-piperazinil]-etansolfonico), anidro ≥99.5% per la produzione biofarmaceutica

Fornitore: VWR Chemicals

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

30487.297EA 327 EUR
30487.297 30487.366 30487.468
HEPES (Acido 2-[4-(2-idrossietil)-1-piperazinil]-etansolfonico), anidro ≥99.5% per la produzione biofarmaceutica
HEPES (Acido 2-[4-(2-idrossietil)-1-piperazina ]-etansolfonico)

HEPES

Formula: C₈H₁₈N₂O₄S
Peso molecolare: 238,31 g/mol
Punto di fusione: 210…215 °C
Densità: 1,448 g/cm³ (20 °C)
Temperatura di stoccaggio: Ambiente
MDL Number: MFCD00006158
CAS Number: 7365-45-9
EINECS: 230-907-9
Merck Index: 13,04672
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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 Conforms to structure
Proteases Assente
RNases Assente
Solubility (1 mol/l) Chiara, incolore, completa
pKa (20°C) 7.45 - 7.65
Heavy metals (as Pb) Max. 5 ppm
Ignition residue Max. 0.3 %
Water Max. 0.5 %
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
Absorbance (260 nm) (1 mol/l) Max. 0.10
Absorbance (280 nm) (1 mol/l) Max. 0.10
Bioburden Max. 100 CFU/g
Endotoxin (0,2 %) Max. 0.1 EU/mg

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