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HEPES sodium salt ≥99.5% for biopharmaceutical production

Supplier: VWR Chemicals

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30567.297EA 25204 INR InStock
30567.297 30567.366 30567.468
HEPES sodium salt ≥99.5% for biopharmaceutical production
HEPES sodium salt


Formula: C₈H₁₇N₂NaO₄S
MW: 260.29 g/mol
Melting Pt: > 105 °C
Storage Temperature: Ambient
 MDL Number: MFCD00036463
CAS Number: 75277-39-3
EINECS: 278-169-7
https://qa.digitalassets.avantorsciences.com/adaptivemedia/rendition?id=116e9b4f3c17d013ff2b7c9848c219943a725b3c&vid=116e9b4f3c17d013ff2b7c9848c219943a725b3c&prid=web&clid=SAPDAM
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Specification Test Results
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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