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Category:Fine Chemicals > Other Fine Chemicals
Product Name:pharma L-Threonine USP
CAS No.:72-19-5
Standard:ChP, USP, BP, EP, JP
Price(USD):2.50
Company:Hebei Granray Bioproducts Co., Ltd.
Grade: Pharmaceutical Grade
Factory Location: nanbaishezhen,zhaoxian
Main Sales Markets: North America,Western Europe,Asia
Monthly Production Capacity: 120Tons
Contract Manufacturing: CMO
Packaging Information: 25kgs/bag
Delivery Lead Time: about 2-3 weeks
Sample Provided: yes
Payment Terms: T/T or L/c
Packaging Details: | 25kg craft paper bag and drum |
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Delivery Detail: | 15-20days after contract date |
L-Threonine FCCIV/FCC 4/AJI97/ USP35/BP2010
Packing 25kg per bag and drum
Appearnace Granular and Powder
Product Name:L-Threonine |
Quantity:1500kg |
Batch No:130526 |
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Producing date: 2014.05.26 |
Analysis date:2013.05.26 |
Expiry date:2013.05.25 |
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Reference standard: USP24 |
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Item |
Specifications |
Results |
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Appearance |
White crystals or crystallin powder |
Conform |
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Assay (C3H7NO2) ,%(on dried basis) |
98.5~101.5 |
99.5 |
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Specific rotation |
-26.7°~ -29.1° |
-27.8° |
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pH value (1.0g/20mL water) |
5.0~6.5 |
5.8 |
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Loss on drying, % |
≤0.2 |
0.12 |
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Residue on ignition(as sulphated ash), % |
≤0.4 |
0.06 |
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Chloride(as Cl),% |
≤0.05 |
<0.02 |
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Sulphate (as SO4),% |
≤0.03 |
<0.03 |
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Iron(as Fe), % |
≤0.003 |
<0.003 |
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Ammonium (as NH4),% |
≤0.02 |
<0.02 |
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Heavy metals (as Pb),% |
≤15ppm |
<15ppm |
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Chromatographic purity |
Pass USP Test (0.5% max individual impurity ,2% max of total impurities) |
Conforms |
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Organic Volatile impurities |
Meet the requirements |
Conforms |
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Conclusion: This product conforms to requirements of USP24 |
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