Trizma® base - 33742H
Code: 33742H
Trizma® base
puriss. p.a., buffer substance, ≥99.5%
Buffer substance
CAS Number: 77-86-1
Molar Mass: 121.14 g/mol
| Property |
Value |
| Assay |
min. 99.5 % |
| Melting range |
168 - 173 °C |
| Water (Karl Fischer) |
max. 0.5 % |
| Sulfated ash |
max. 0.05 % |
| PH (0,1 mol/l, 20 °C) |
10.3 - 10.8 |
| Iron (Fe) |
max. 0.0005 % |
| Heavy metals (as Pb) |
max. 0.0005 % |
| Chloride (Cl) |
max. 0.0005 % |
| Sulfate (SO4) |
max. 0.0005 % |
| Property |
Value |
| Boiling point |
288 °C |
| Freezing point |
167 - 172 °C |