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

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

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36-24/25

WGK Germany 

3

TSCA 

Yes

HS Code 

29221990

MSDS

• Language:English Provider:SigmaAldrich

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

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(70331-82-7)Related Product Information

• Ethylparaben
• Methyl acrylate
• Kresoxim-methyl
• Molasses
• Methyl salicylate
• Methanol
• Sodium formate
• Methylparaben
• Tris(hydroxymethyl)nitromethane
• Ethyl acrylate
• 2-METHYL-2-PROPENE-1-SULFONIC ACID SODIUM SALT
• CHLOROPHOSPHONAZO III
• Glycine
• Sodium N-cyclohexylsulfamate
• Sodium isethionate
• Sodium acetate
• Ethyl acetate
• Tris(hydroxymethyl)aminomethane