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N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt

CAS No.
70331-82-7
Chemical Name:
N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt
Synonyms
TES SODIUM;TES-NA;sodiunsalt;TES SODIUM SALT;TES,Sodiun Salt;TES, DISODIUM SALT;TES acid sodium salt;TES Sodium Salt Hydrate;TES.Na.H2O=TESsodiumsalt;TES sodiuM salt (TES-Na)
CBNumber:
CB0274850
Molecular Formula:
C6H16NNaO6S
Molecular Weight:
253.24
MDL Number:
MFCD03066123
MOL File:
70331-82-7.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 17:33:28

N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt Properties

storage temp. Sealed in dry,Room Temperature
solubility H2O: 0.35 g/mL, clear, colorless
form Powder
color White to Almost white
PH 6.8-8.2
pka 7.5(at 25℃)
PH Range 6.8 - 8.2
Water Solubility Soluble in water (350 g/L) at 20°C, and methanol(very faint turbidity).
InChI 1S/C6H15NO6S.Na/c8-3-6(4-9,5-10)7-1-2-14(11,12)13;/h7-10H,1-5H2,(H,11,12,13);/q;+1/p-1
InChIKey GUXMFAHOYNRHBI-UHFFFAOYSA-M
SMILES [Na+].OCC(CO)(CO)NCCS([O-])(=O)=O
CAS DataBase Reference 70331-82-7(CAS DataBase Reference)
EPA Substance Registry System Ethanesulfonic acid, 2-[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]-, monosodium salt (70331-82-7)
UNSPSC Code 12161700
NACRES NA.25

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-24/25
WGK Germany  3
TSCA  TSCA listed
HS Code  29221990
Storage Class 11 - Combustible Solids

N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt price More Price(51)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich T0772 TES sodium salt ≥99% (titration) 70331-82-7 25g $80.5 2026-04-30 Buy
Sigma-Aldrich T0772 TES sodium salt ≥99% (titration) 70331-82-7 100g $281 2026-04-30 Buy
TCI Chemical T0962 N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic Acid Sodium Salt Hydrate [Good's buffer component for biological research] >99.0%(T) 70331-82-7 25g $137 2023-06-20 Buy
Usbiological T2905 TES, Sodium Salt 70331-82-7 100g $408 2026-06-04 Buy
Usbiological T2905 TES, Sodium Salt 70331-82-7 250g $799 2026-06-04 Buy
Product number Packaging Price Buy
T0772 25g $80.5 Buy
T0772 100g $281 Buy
T0962 25g $137 Buy
T2905 100g $408 Buy
T2905 250g $799 Buy

N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt Chemical Properties, Uses, Production

Chemical Properties

White crystalline powder

Uses

TES, 0.2M buffer soln., is a suitable buffer for epidermal cell growth at pH 7.4 - 7.9, and is also useful for studying succinate oxidation. It is also widely used as a buffer in biological applications.

N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 243)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Nanjing Search Biotech Co., Ltd +86-025-81682922 +86-13515111588 sales@searchbio.com.cn China 137 68
Shanghai Longsheng chemical Co.,Ltd. 58099637 13585536065 sales@shlschem.com China 9880 59
Sichuan Kulinan Technology Co., Ltd 400-1166-196 18981987031 cdhxsj@163.com China 11674 57
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57
Hunan Hui Bai Shi Biotechnology Co., Ltd. 0731-85526065 13308475853 ivy@hnhbsj.com China 7236 62

View Latest Price from N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt  pictures 2026-08-20 N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt
70331-82-7
$1.10 1g 99.00% 100 Tons Min Dideu Industries Group Limited
TES sodium salt pictures 2025-06-20 TES sodium salt
70331-82-7
$80.00 1kgkg 0.99 100 Hebei Yanxi Chemical Co., Ltd.
N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt pictures 2025-03-10 N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt
70331-82-7
1KG 99% 500000kg Hebei Chuanghai Biotechnology Co., Ltd
TES SODIUM SALT TES, DISODIUM SALT TES-NA N-TRIS(HYDROXYMETHYL)METHYL-2-AMINOETHANESULFOINC ACID SODIUM SALT N-TRIS(HYDROXYMETHYL)METHYL-2-AMINO-ETHANESULFONIC ACID, DISODIUM SALT N-TRIS(HYDROXYMETHYL)METHYL-2-AMINOETHANESULFONIC ACID SODIUM SALT N-TRIS-(HYDROXYMETHYL)METHYL-2-AMINOETHANE SULPHONIC ACID, SODIUM SALT 2-[(Tris(hydroxymethyl)methyl)amino]-1-ethanesulfonic acid sodium salt 2-([2-HYDROXY-1,1-BIS(HYDROXYMETHYL)ETHYL]AMINO)ETHANESULFONIC ACID SODIUM SALT N-(2-hydroxy-1,1-bis(hydroxymethyl)ethyl)taurine sodium salt tris-ethanesulfonic acid sodium salt N-(TRIS(HYDROXYMETHYL)METHYL)-2-AMINO-ET HANESULF.AC.SO S. Tes.Na2-(Tris(Hydroxymethyl)Methylamino)-1-EthanesulfonicAcid,SodiumSalt TES.Na.H2O=TESsodiumsalt Ethanesulfonicacid, 2-[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]-, sodium salt (1:1) TES Sodium Salt Hydrate 2-[[2-Hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]ethanesulfonic acid monosodium salt N-Tris-(hydroxymethyl)methyl-2-aminoethanesulphonic acid, sodium salt >98% 2-[[2-(Hydroxymethyl)-1,3-dihydroxypropane-2-yl]amino]ethanesulfonic acid sodium salt tris-ethanesulfonic acid s TES sodium salt Vetec(TM) reagent grade, 99% TES,Sodiun Salt N-Tris(hydroxyMethyl)Methyl-2-aMinoethanesulfonic Acid SodiuM Salt  SodiuM 2-((1,3-dihydroxy-2-(hydroxyMethyl)propan-2-yl)aMino)ethanesulfonate TES (N-Tris[hydroxyMethyl]Methyl-2-aMinoethanesulfonic acid),sodiuM salt TES sodiuM salt (TES-Na) N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid sodium salt hydrate N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt ISO 9001:2015 REACH Sodium 2-[(tris(hydroxymethyl)methyl)amino]-1-ethanesulfonate Sodium 2- [(tri (hydroxymethyl) methyl) amino] -1-ethanesulfonate TES acid sodium salt TES sodium salt/2-[(Tri(hydroxymethyl)methyl)amino]-1-ethanesulfonic acid sodium TESSODIUMSALT,BIOLOGICALBUFFER N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic Acid Sodium Salt [Good's buffer component for biological research] N-Tris(hydroxyMethyl)Methyl-2-aMinoethanesulfonic Acid SodiuM Salt Hydrate [Good's buffer coMponent for biological research] Hydrate [Good s buffer coMponent for biological research] TES Buffer Sodium Salt extrapure, 99% sodiunsalt TES SODIUM 70331-82-7 C6H14NNaO6SxH2O C6H14NO6SNa C6H14NO6S2Na C6H14NNaO6S C6H14NO6SNaH2O buffer