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HEPES sodium salt ≥99.5%, Bioreagent
HEPES sodium salt ≥99.5%, Bioreagent
Supplier:  VWR
Certificates
HEPES sodium salt ≥99.5%, Bioreagent
HEPES sodium salt ≥99.5%, Bioreagent
Supplier:  VWR
Certificates
Restricted Products: To process your orders without delay, please provide the required business documentation to purchase this product.

To order chemicals, medical devices, or other restricted products please provide ID that includes your business name & shipping address via email [email protected] or fax 484.881.5997 referencing your VWR account number. Acceptable forms of ID are:

  • • State issued document with your organization's Federal Tax ID Number
  • • State issued document with your organization's Resale Tax ID Number
  • • City or County issued Business License
  • • State Department of Health Services License
  • • Any other ID issued by the State that includes the business name & address

* ATTN: California Customers may require additional documentation as part of the CA Health & Safety Code. Products that fall under this regulation will be placed on a mandatory 21-day hold after documentation is received. VWR will not lift restrictions for residential shipping addresses.

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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