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ChemicalBook >> CAS DataBase List >> N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt

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

N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt price.
  • $16.8 - $851.2
  • Product name: N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid sodium salt
  • CAS: 70331-82-7
  • MF: C6H16NNaO6S
  • MW: 253.24
  • EINECS:642-884-6
  • MDL Number:MFCD03066123
  • Synonyms: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
14 prices
Selected condition：
Brand
  • AK Scientific
  • Chem-Impex
  • Crysdot
  • Matrix Scientific
  • Sigma-Aldrich
  • TCI Chemical
  • Usbiological
Package
  • 5G
  • 10g
  • 25g
  • 100G
  • 250G
  • 500g
  • 1KG
  • ManufacturerAK Scientific
  • Product numberG156
  • Product descriptionTES sodium salt
  • Packaging25g
  • Price$73
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number01194
  • Product descriptionTESsodiumsalt,99%(Titration) 99%(Titration)
  • Packaging5G
  • Price$16.8
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number01194
  • Product descriptionTESsodiumsalt,≥99%(Titration) ≥99%(Titration)
  • Packaging25G
  • Price$29.12
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number01194
  • Product descriptionTESsodiumsalt,99%(Titration) 99%(Titration)
  • Packaging100G
  • Price$100.8
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number01194
  • Product descriptionTESsodiumsalt,≥99%(Titration) ≥99%(Titration)
  • Packaging250G
  • Price$232.96
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number01194
  • Product descriptionTESsodiumsalt,99%(Titration) 99%(Titration)
  • Packaging1KG
  • Price$851.2
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13006110
  • Product descriptionSodium2-((1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl)amino)ethanesulfonate 95+%
  • Packaging100g
  • Price$110
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number098404
  • Product descriptionSodium 2-((1,3-dihydroxy-2-(hydroxymethyl)-propan-2-yl)amino)ethanesulfonate 95+%
  • Packaging10g
  • Price$19
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number098404
  • Product descriptionSodium 2-((1,3-dihydroxy-2-(hydroxymethyl)-propan-2-yl)amino)ethanesulfonate 95+%
  • Packaging100g
  • Price$84
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberT0772
  • Product descriptionTES sodium salt ≥99% (titration)
  • Packaging25g
  • Price$76.2
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberT0772
  • Product descriptionTES sodium salt ≥99% (titration)
  • Packaging100g
  • Price$266
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberT0772
  • Product descriptionTES sodium salt ≥99% (titration)
  • Packaging500g
  • Price$845.5
  • Updated2025-07-31
  • Buy
  • ManufacturerTCI Chemical
  • Product numberT0962
  • Product descriptionN-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic Acid Sodium Salt Hydrate [Good's buffer component for biological research] >99.0%(T)
  • Packaging25g
  • Price$137
  • Updated2023-06-20
  • Buy
  • ManufacturerUsbiological
  • Product numberT2905
  • Product descriptionTES, Sodium Salt
  • Packaging100g
  • Price$114
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific G156 TES sodium salt 25g $73 2021-12-16 Buy
Chem-Impex 01194 TESsodiumsalt,99%(Titration) 99%(Titration) 5G $16.8 2021-12-16 Buy
Chem-Impex 01194 TESsodiumsalt,≥99%(Titration) ≥99%(Titration) 25G $29.12 2021-12-16 Buy
Chem-Impex 01194 TESsodiumsalt,99%(Titration) 99%(Titration) 100G $100.8 2021-12-16 Buy
Chem-Impex 01194 TESsodiumsalt,≥99%(Titration) ≥99%(Titration) 250G $232.96 2021-12-16 Buy
Chem-Impex 01194 TESsodiumsalt,99%(Titration) 99%(Titration) 1KG $851.2 2021-12-16 Buy
Crysdot CD13006110 Sodium2-((1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl)amino)ethanesulfonate 95+% 100g $110 2021-12-16 Buy
Matrix Scientific 098404 Sodium 2-((1,3-dihydroxy-2-(hydroxymethyl)-propan-2-yl)amino)ethanesulfonate 95+% 10g $19 2021-12-16 Buy
Matrix Scientific 098404 Sodium 2-((1,3-dihydroxy-2-(hydroxymethyl)-propan-2-yl)amino)ethanesulfonate 95+% 100g $84 2021-12-16 Buy
Sigma-Aldrich T0772 TES sodium salt ≥99% (titration) 25g $76.2 2025-07-31 Buy
Sigma-Aldrich T0772 TES sodium salt ≥99% (titration) 100g $266 2025-07-31 Buy
Sigma-Aldrich T0772 TES sodium salt ≥99% (titration) 500g $845.5 2025-07-31 Buy
TCI Chemical T0962 N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic Acid Sodium Salt Hydrate [Good's buffer component for biological research] >99.0%(T) 25g $137 2023-06-20 Buy
Usbiological T2905 TES, Sodium Salt 100g $114 2021-12-16 Buy

Properties

storage temp. :Sealed in dry,Room Temperature
solubility :H2O: 0.35 g/mL, clear, colorless
form :Powder
color :White to Almost white
pka :7.5(at 25℃)
PH Range :6.8 - 8.2
PH :6.8-8.2
Water Solubility :Soluble in water (350 g/L) at 20°C, and methanol(very faint turbidity).
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)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

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.

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