High quality Tris(hydroxymethyl)aminomethane meeting the specifications of the USP (United States Pharmacopeia).
M | 121.14 |
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m.p | 167-172 °C |
Identification A | Passes USP test |
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Identification B | Passes USP test |
Identification C | Passes USP test |
Appearance | White crystalline powder |
Assay (T) | 99.0-101.0%w/w |
Melting range | 168-172°C |
pH (5% in water) | 10.0-11.5 |
Residue after ignition | max. 0.1% |
Loss on drying (105°C) | max. 1.0% |
Endotoxin activity | max. 0.03EU/mg |
Organic volatile impurities | Meets the requirements |
Heavy metals (as Pb) | max. 0.001% |
Synonym : 2-Amino-2-(hydroxymethyl)-1,3-propanediol, Tris base, Trometamol, Tromethamine. |
Formula : C4H11NO3 |
CAS : 77-86-1 |
EC : 201-064-4 |
20093681 | 1 x 20kg | Drum (20kg) |
20093691 | 6 x 1kg | HDPE (1kg) |
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