HEPES Free Acid (N-[2-Hydroxyethyl] piperazine-N'- [2-ethanesulfonic acid])

HEPES Free Acid (N-[2-Hydroxyethyl] piperazine-N'- [2-ethanesulfonic acid])
Item number Size Datasheet Manual SDS Delivery time Quantity Price
H2010.100 100 g - -

3 - 19 business days*

59.00€
H2010.500 500 g - -

3 - 19 business days*

242.00€
H2010.1 1 kg - -

3 - 19 business days*

381.00€
H2010.5 5 kg - -

3 - 19 business days*

1,379.00€
H2010.10 10 kg - -

3 - 19 business days*

2,044.00€
 
HEPES is a biological buffer (zwitterionic) designed by Good, et al., and typically referred to... more
Product information "HEPES Free Acid (N-[2-Hydroxyethyl] piperazine-N'- [2-ethanesulfonic acid])"
HEPES is a biological buffer (zwitterionic) designed by Good, et al., and typically referred to as Good's buffer useful in cell culture media formulations. Selection of biological buffer systems should include the following criteria: exclusion by biological membranes, low absorption between 240 and 700nm, chemically stable, and stable to temperature and concentration changes. Synonym: N-[2-Hydroxyethyl]piperazine-N'-[2-ethanesulfonic acid], CAS No: 7365-45-9, Molecular Formula: C8H18N2O4S, Molecular Weight: 238.31, Appearance: White, crystalline powder, Purity: >99.0%, Identity (IR): Conform to reference, Solubility: Colorless, clear, complete, A260nm (1M): <0.05, A280nm (1M): <0.05, A405nm (1M): <0.05, pH: 5.2±0.5 , pKa1: ~3, pKa2: 7.55±0.2, Water (KF): <0.5%, Residue on Ignition: <0.5%, Heavy Metals: <0.001%, RNase, DNase, Protease: None Detected, Endotoxin: <1EU/ml, Certificate of Origin: China, Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. Toxicity and Hazards: All products should be handled by qualified personnel only, trained in laboratory procedures.
Supplier: United States Biological
Supplier-Nr: H2010

Properties

MW: 238.31 D
Formula: C8H18N2O4S
Format: Molecular Biology Grade

Database Information

CAS : 7365-45-9| Find alternatives

Handling & Safety

Storage: +20°C
Shipping: +20°C (International: +20°C)
Caution
Our products are for laboratory research use only: Not for administration to humans!
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