HEPES sodium salt ≥99.5%, Bioreagent
Supplier: VWR
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About this item
Synonyms: Sodium 4-(2-hydroxyethyl)piperazin-1-ylethanesulphonate,4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid sodium salt,Sodium 2-(4-(2-hydroxyethyl)piperazin-1-yl)ethanesulphonate,Sodium 2-(4-(2-hydroxyethyl)piperazin-1-yl)ethanesulfonate,N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulphonic acid) sodium salt,4-(2-Hydroxyethyl)piperazine-1-ethanesulphonic acid sodium salt,N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid) sodium salt
Formula:C₈H₁₇N₂NaO₄S
MW:260.29 g/mol
Melting Pt:? 105 °C
MDL Number:MFCD00036463
CAS Number:75277-39-3
:Length:
:Width:
:Height:
:Ø
:Thickness:
:99,5
:Boiling Pt:
:Boiling Pt:
:Melting Pt:
:Melting Pt: ? 105 °C
:Flash Pt:
:Flash Pt:
:M.W. 260.29 g/mol
Storage Temperature:Ambient
EINECS:278-169-7
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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)
- HEPES sodium salt ≥99.5%, Bioreagent:
Specification Test Results
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