Description
Suitable for preparation purpose.
2-Amino-2-(hydroxymethyl)-1,3-propanediol; THAM; Tris base; Tris(hydroxymethyl)aminomethane; Trometamol
| CAS | 77-86-1 |
| Molecular Formula | NH2.C(CH2OH)3 |
| Molecular Weight | 121.14 |
| Shelf Life | 60 Months |
| Physical Properties | |||
| Physical State at 20 °C | Solid | Colour | White crystalline |
| pH Value | 10.5 – 12 | Melting Point/ Freezing Point [°C] | 167 – 172 °C |
| Boiling Point [°C] | 219 – 220 °C | Initial Boiling Point [°C] | 219°C |
| Final Boiling Point [°C] | 220 °C | Solubility in Water [% weight] | Soluble in water |
| Specifications | |||
| Appearance | White crystalline powder | Assay | Min 99.0% |
| Melting Point | 165 – 170 °C | Sulphated Ash | Max 0.15% |
| Biological Buffer, Pka at 20°C | 8.3 | ||
| Dangerous Goods Information | |||
| UN Number | – | DG Class | – |
| Safety Information & Hazard Symbols | |
| Symbol | GHS07 |
| Signal Word | Warning |
| Hazard Statement | H315-H319-H335 |
| Precaution Statement | P261-P305 + P351 + P338 |















