(Molecular Biology Grade)
| Synonym | 2-Amino-2-Hydroxymethyl-1,3-Propanodiol Hydrochloride, Tris-(Hydroxymethyl)-Aminomethane Hydrochloride, Tromethamine Hydrochlorid |
| State of matter | Solid |
| pKa (20°C) | 8.3 |
| Melting point | 148 – 150°C (dec.) |
| Formula | C4H11NO3 · HCl |
| Mass | 157.60 g/mol |
| CAS-No.: | 1185-53-1 |
| EC-No.: | 214-684-5 |
| Storage: | RT |
| LGK: | 10 – 13 |
| Disposal: | 3 |
| WGK: | 1 |
| Specification: | |
| DNases/RNases/Proteases | not detectable |
| Assay (titr.) | min. 99 % |
| pH (0.5 M; H2O) | 3.5 – 5.0 (25°C) |
| Water | max. 0.5 % |
| As | max. 0.0001 % |
| Ba | max. 0.0001 % |
| Cd | max. 0.0001 % |
| Cu | max. 0.0001 % |
| Fe | max. 0.0001 % |
| Mn | max. 0.0001 % |
| Pb | max. 0.0001 % |
| Zn | max. 0.0002 % |
| A (1 cm/1 M in H2O): | |
| 260 nm | max. 0.06 |
| 280 nm | max. 0.05 |
| Product | Description |
| CE9234 | Tris – Hydrochloride 250 g |
| CE9235 | Tris – Hydrochloride 500 g |
| CE9236 | Tris – Hydrochloride 1000 g |
Datasheet
Stability Test Report
Material Safety Datasheet
