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- Skin Health Care L-Threonine For Nutritional Supplement CAS No.72-19-5
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- L-Threonine Information:
- Name:L-Threonine
- CAS No.72-19-5
- Molecular formula:C4H9NO3
- Appearance:White crystal or crystalline powder
- Specific rotation:-26.7° --- -29.1°
- Assay:98.5 - 101.5%
- Chloride(Cl-):0.05% max
- Sulfate(SO42-):0.03% max
- Loss on drying :0.20% max
- Residue on ignition:0.40% max
- Volatile organic impurities:Meet with the requirements
- PH:5.0 - 6.5
- Heavy metal:0.0015% max
- Fe:0.003% max
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