HEPES 生物緩衝劑
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Catalog No.Bio-ES003
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CAS No. | 103-47-9 ( CAS No. is listed on the TSCA inventory ) |
EC No. | 203-115-6 Beilstein Registry No. |
Synonyms | 2-( N-Cyclohexylamino ) ethanesulfonic acid； N-Cylohexyl-2-aminoethanesulfonic acid |
Chinese Name | 2-( N-環己氨基 ) 乙磺酸 |
Molecular Structure | |
Molecular Formula | C8H17NO3S |
Molecular Weight | 207.29 |
Meleing point | > 300℃ |
Water solubility | 10% aq. in hot water clear and colorless Solubility ( 0.1M in H2O ) clear and complete |
pKa ( 25℃ ) | 9.5 ± 0.2 |
Appearance | White crystalline powder，odorless |
Purity Assay | ≥ 99.0% |
Moisture | ≤ 1.0% |
UV A260 / A280nm | UV ( 0.1 M in H2O ) A260nm ≤ 0.04 A280 ≤ 0.05 |
Storages | Room Temperature |
Description | 1. CHES interferes with the Lowry assay. 2. Hygroscopic：Keep tightly closed. 3. CHES has a useful range of pH8.6-10 4. CHES is a buffering agent. |
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