HEPES sodium salt ≥99.5%, Bioreagent

Supplier: VWR

Synonyms: Sodium 4-(2-hydroxyethyl)piperazin-1-ylethanesulphonateSodium 2-(4-(2-hydroxyethyl)piperazin-1-yl)ethanesulfonate4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid sodium saltN-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid) sodium salt

VWRB30567-1KGEA 7385.43 CAD
VWRB30567-1KG VWRB30567-25KG
HEPES sodium salt ≥99.5%, Bioreagent
HEPES sodium salt

Suitable for bioprocessing. BSE/TSE Free. Manufactured in USA. Custom Packaging and Testing Available. Change Management. Sample availability.

Formula: C₈H₁₇N₂NaO₄S
MW: 260.29 g/mol
Melting Pt: ? 105 °C
MDL Number: MFCD00036463
CAS Number: 75277-39-3

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Specification Test Results

Appearance white crystalline powder
Assay (By titration) NLT 99.5%
Absorbance (1M solution in H2O) 260nm NMT 0.05
Absorbance (1M solution in H2O) 280nm NMT 0.05
Identification (by IR) conforms to structure
Loss On Drying (2 hours at 110ºC) NMT 2.0%
pH (1% solution in H2O) 9.5 to 10.5
pKa (25ºC) 7.4 to 7.7
Solubility (1M solution in H2O) clear and complete
Heavy Metals (as Pb) NMT 5 ppm
Calcium (Ca) NMT 5 ppm
Copper (Cu) NMT 5 ppm
Iron (Fe) NMT 5 ppm
Magnesium (Mg) NMT 5 ppm
Manganese (Mn) NMT 5 ppm
Zinc (Zn) NMT 5 ppm
Bioburden. NMT 100 CFU/g
Cell Culture Toxicity NMT 0.1 EU/mg
DNase none detected
RNase none detected
Protease none detected
Additional Information Retest Date (3 Yrs form Manufacture)
Additional Information Country of Origin: USA
Additional Information Material is of non-animal, non-human origin
Additional Information Storage Conditions: 15°C to 30°C

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