C4H11NO3
Tris(hydroxymethyl)aminomethane Meets USP spec.
High quality Tris(hydroxymethyl)aminomethane meeting the specifications of the USP (United States Pharmacopeia).
Main characteristics
Product specificities
Identification A | Passes USP test |
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Identification B | Passes USP test |
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Identification C | Passes USP test |
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Appearance | White crystalline powder |
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Assay (T) | 99.0-101.0%w/w |
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Melting range | 168-172°C |
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pH (5% in water) | 10.0-11.5 |
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Residue after ignition | max. 0.1% |
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Loss on drying (105°C) | max. 1.0% |
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Endotoxin activity | max. 0.03EU/mg |
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Organic volatile impurities | Meets the requirements |
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Heavy metals (as Pb) | max. 0.001% |
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