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Features:
CERTIFICATE OF QUALITY
Product: HEPES
4-(2-Hydroxyethyl)-1-piperazineeth anesulfonic acid
Grade: High Purity Grade
Lot: OG1606A
Code: 145570
CAS-No: [7365-45-9]
Mol. Formula: C8H18N2O4S
Mol. Weight: 238.30
Packing: 25 Kg/Drum
Item Specifications Results
Assay(Titration, Dry basis) ≥99.5% 99.8%
Solubility 1M water Clear,Colorless solution Complies
pH 1%water solution 25℃ 4.8~5.6 5.3
Water ≤0.5% 0.21%
Infrared Complies Complies
Residue on ignition ≤0.1% Complies
A280,0.1M Water ≤0.035 0.025
A260,0.1M Water ≤0.045 0.030
Appearance White crystalline powder complies
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| Category : |
Other Chemicals
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| Related Searches : |
buffer
HEPES
tris base
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| Supply Ability: : |
25kg |
| Specifications : |
99.5% |
| Price Term: |
FOB |
| Port of loading: |
Shanghai |
| Price: |
1 USD |
| Minimum Order : |
1 |
| Payment Term : |
TT |
| Contact : |
Ms. Gloria Yang |
| Address : |
11-502,#299 Bisheng Rd,Pudong Shanghai |
| Telephone : |
86 21 50272981ext.6515 |
| Fax : |
86 21 50272982 |
Our Listings :
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