Synonym: N-[Tris-(Hydroxymethyl)-methyl]-2-Aminoethanesulfonic Acid 
State of matter: Solid 
Useful pH range: pH 6.8 - 8.2 
pK
a (20° C): 7.5 
Formula: 
6H
15NO
6S 
M: 229.25 g / mol 
CAS-No.: 7365-44-8 
HS-No.: 29221900 
EC-No.: 230-906-3 
Storage: at room temperature
LGK: 10 - 13 
Disposal: 28 
WGK: 1 
Specification:Assay (titr.): min. 99 % 
Solubility (0.1 M; H
2O): clear, colorless
 pH (1 %; H
2O): 4.0 - 5.0
 Residue on ignition: max. 0.1 % 
Melting point: approx. 225° C 
Heavy metals (as Pb): max. 0.0001 % 
Water: max. 1 % 
Comment:TES does not interfere with the Folin protein assay.Further information and safety data sheet: 
klick|  | article- no.
 | AppliChem article no.
 | pack size | price per pack
 | 
|---|
|  | | CT11 |  | 
 | A1084,1000 | 1 kg | 987,90 € |