TES 生物緩衝劑
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Catalog No.Bio-ES008
| |
CAS No. | 7365-44-8 ( CAS No. is listed on the TSCA inventory ) |
EC No. | 230-906-3 |
Synonyms | 2-[ Tris ( Hydroxymethyl ) methylamino ] I-ethanesulfonic acid； 2-[ Tris ( Hydroxymethyl ) methylamino ] ethane-I-sulfonic acid； N-Tris ( Hydroxymethyl ) methyl-2-aminoethanesulfonic acid； 2-[ ( 2-Hydroxy-l,l-bis ( hydroxymethyl ) ethyl ) amino ] ethanesulfonic acid |
Chinese Name | N-三羥甲基-甲基-2-氨基-乙磺酸 |
Molecular Structure | |
Molecular Formula | C6H15NO6S |
Molecular Weight | 229.25 |
Meleing point | 223.225℃ |
Water solubility | 10% aq. in hot water clear and colorless Solubility ( 0.1M in H2O ) clear and complete |
pKa ( 25℃ ) | 7.4 ± 0.2 |
Appearance | White powder |
Purity Assay | ≥ 99.0% ( Titration ) |
Moisture | ≤ 1.0% |
UV A260 / A280nm | UV ( 0.1 M in H2O ) A260nm ≤ 0.02 A280 ≤ 0.02 |
Storages | Room Temperature |
Description | 1. TES buffer is used for RNA isolation. 2. TES is a hydrogen ion containing buffering agent for biological research. 3. TES is a structural analog to TRIS buffer, it is one of the ethanesulfonic acid series of biological Good buffers. 4. TES has been used in many culture media. 5. TES was found to be particularly beneficial in a study of succinate oxidation. |
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Useful pH Ranges of Selected Biological Buffers (25℃, 0.1M)
Sodium and Potassium salt buffers are also available
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Our biological buffers are used widely in life science and pharmaceuticals including cell biology, molecular biology and industrial biopharmaceutical applications. The products are non toxic to cell cultures, and have pKa values at or near physiological pH. All of our buffer are at least the ultra pure grade, which have high assay, solubility and low heavy metals, and free of DNase, RNase, and Protease.
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