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T1030

Sigma-Aldrich

TES hemisodium salt

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Synonym(s):
2-[(2-Hydroxy-1,1-bis[hydroxymethyl]ethyl)amino]ethanesulfonic acid, N-tris(Hydroxymethyl)methyl-2-aminoethanesulfonic acid
Empirical Formula (Hill Notation):
C6H14.5NO6S · 0.5 Na
Molecular Weight:
240.24
NACRES:
NA.25

Assay

≥99%

Quality Level

form

powder or crystals

useful pH range

6.8-8.2

pKa (25 °C)

7.5

solubility

water: 0.25 g/mL, clear, colorless

application(s)

diagnostic assay manufacturing

SMILES string

[Na+].OCC(CO)(CO)NCCS(O)(=O)=O.OCC(CO)(CO)NCCS([O-])(=O)=O

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This Item
T0772T1375T0647
TES hemisodium salt

Sigma-Aldrich

T1030

TES hemisodium salt

TES sodium salt ≥99% (titration)

Sigma-Aldrich

T0772

TES sodium salt

TES ≥99% (titration)

Sigma-Aldrich

T1375

TES

TAPS sodium salt ≥99% (titration)

Sigma-Aldrich

T0647

TAPS sodium salt

form

powder or crystals

form

crystalline powder

form

crystalline powder

form

crystalline powder

solubility

water: 0.25 g/mL, clear, colorless

solubility

water: 0.333 g/mL, clear to slightly hazy, colorless

solubility

H2O: 25 g plus 50 mL, clear, colorless

solubility

water: 0.33 g/mL, clear to slightly hazy, colorless

application(s)

diagnostic assay manufacturing

application(s)

diagnostic assay manufacturing

application(s)

diagnostic assay manufacturing

application(s)

diagnostic assay manufacturing

useful pH range

6.8-8.2

useful pH range

6.8-8.2

useful pH range

6.8-8.2

useful pH range

7.7-9.1

pKa (25 °C)

7.5

pKa (25 °C)

7.5

pKa (25 °C)

7.5

pKa (25 °C)

8.4

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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