Synonym: 
2-Amino-2-(hydroxymethyl)-propane-1,3-diol, THAM, Tris base, 
Tris-(hydroxymethyl)-aminomethane, Trometamol, Tromethamine
Solubility (20° C): 800 g/L (H
2O) 
Useful pH range: pH 7,2 - 9,0 
pKa (20° C): 8,3 
Melting point: 168 - 173° C 
Formla: C
4H
11NO
3 M: 121,14 g/mol 
CAS-Nr.: 77-86-1 
Storage: at room temperature 
Assay (titr.): min. 99,9 % 
Hazard statements: H315-H319 
Precautionary statements: P302+P352-P305+P351+P338
 Signal word: Warning
 WGK: 1 

Further information and safety data sheet: 
klick|  | article no.
 | AppliChem article no.
 | pack size | price per pack
 | price from 4 packs
 | 
|---|
|  | | CT60 |  | 
 | A1086,1000 | 1 kg | 109,00 € | 92,80 € | 
|  | | CT65 |  | 
 | A1086,5000 | 5 kg | 459,00 € | 391,00 € | 
|  | | CT66 |  | 
 | A1086,9010 | 10 kg | 795,00 € | 749,00 € |