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HEPES/ 4-(2-hydroxyerhyl)piperazine-1-erhanesulfonic acid

Inquiry
  Post Date: Sep 06,2015
  Expiry Date: Mar 04,2016
  Detailed Description: Cas No. :7365-45-9 Quantity: 1Metric Tons
Specs:Ultra Pure Grade
Payment Method: T/T
English Name：4-(2-hydroxyerhyl)piperazine-1-erhanesulfonic acid
Molecular Formula：C8H18N2O4S
Molecular Weight:238.31
CAS: 7365-45-9
Appearance:Free flowing white powder
Assay(potertiometric cal on dry substance):Min.99.5%
Solubility ( 1mol/L,water):Clear
PKa at 20°C:7.35-7.69
Residue on Ignition: no more than 0.1%
Loss on drying (105 °C,3 hours): no more than 1%
ultraviolet absobance/260nm(1mol/L,1cm): no more than 0.5
ultraviolet absobance/280nm(1mol/L,1cm): no more than 0.5
Heavy metals（Pb）: no more than 0.001%
Heavy metals（Fe）: no more than 0.0005%
Sulfate: no more than 0.05%

  CAS Registry Number:

7365-45-9
  Synonyms: ;2-[4-(2-Hydroxyethyl)-1-piperazine]ethanesulfonic acid;4-(2-Hydroxyethyl)-1-piperazineethanesulphonic acid;N-(2-Hydroxyethyl)piperazine-N-(2-ethanesulfonic acid);HEPES;N-(2-Hydroxyethyl)piperazine-N-(2-ethanesulfonic acid), Tissue Culture Tested;N-(2-Hydroxyethyl)piperazine-N-(2-ethanesulfonic acid), Molecular Biology Grade;HEPES;4-(2-hydroxyethyl)-1-piperazineethanesulfonicacid;4-(2-HYDROXYETHYL)-1-PIPERAZINEETHANESULFONIC ACID;4-(2-HYDROXYETHYL)PIPERAZINE-1-ETHANESULFONIC ACID;2-[4-(2-HYDROXYETHYL)-1-PIPERAZINYL]ETHANESULFONIC ACID;LABOTEST-BB LT00138109;LABOTEST-BB LT00233156;HEPES;2-[4-(Hydroxyethyl)-1-piperazinyl]ethane sulfonic acid;2-[4-(2-hydroxyethyl)piperazin-4-ium-1-yl]ethanesulfonate;2-[4-(2-hydroxyethyl)piperazinediium-1-yl]ethanesulfonate;N-(2-Hydroxyethyl)piperazine-N'-(2-ethanesulfonic acid);4-(2-Hydroxyethy1)-1-piperazineethanesulfonic acid;N-(2-Hydroxyethyl)-piperazine-N'-2-ethanesulfonic acid;N-2-Hydroxyethylpiperazine-N-2-ethanesulfonic acid;
  Molecular Formula: C8H19N2O4S
  Molecular Weight: 239.3119
  Molecular Structure: 7365-45-9 4-(2-hydroxyerhyl)piperazine-1-erhanesulfonic acid
  Safety Description: S22:;
S24/25:;

  Company: Nanjing Search Biotech Co., Ltd     [ China ]        
  Contact: Nancy
  Tel: +86-25-85850978
  Fax:
  Email: nancy@searchbio.com.cn
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