

L-Proline
Standard: AJI, CP, USP
Function and application: Food additives, nutritional supplements, pharmaceutical intermediates, pharmaceutical reagents, etc.
Packaging: 25kg/drum, others as required
MOQ:25kg
Shelf life: two years
Specification:
L-Proline |
CP2015 |
AJI92 |
USP30 |
USP40 |
Description |
White crystals or crystalline powder |
White crystals or crystalline powder |
--- |
--- |
Identification |
Conforms |
Conform |
--- |
Conform |
Assay |
≥98.5% |
99.0%~101.0% |
98.5%~101.5% |
98.5%~101.5% |
pH |
5.9~6.9 |
5.9~6.9 |
5.9~6.9 |
--- |
Transmittance |
≥98.0% |
≥98.0% |
--- |
--- |
Loss on drying |
≤0.3% |
≤0.30% |
≤0.3% |
≤0.4% |
Residue on ignition |
≤0.1% |
≤0.10% |
≤0.1% |
≤0.4% |
Chloride |
≤0.02% |
≤0.020% |
≤0.05% |
≤0.05% |
Heavy Metals |
≤0.001% |
≤10ppm |
≤15ppm |
≤15ppm |
Iron |
≤0.001% |
≤10ppm |
≤0.003% |
≤0.003% |
Sulfate |
≤0.02% |
≤0.020% |
≤0.03% |
≤0.03% |
Endotoxin |
<10EU/g |
--- |
--- |
--- |
Ammonium |
≤0.0001% |
≤1ppm |
--- |
--- |
Annonium |
≤0.02% |
≤0.02% |
--- |
--- |
Other amino acids |
Conforms |
Conforms |
--- |
Conforms |
Pyrongen |
--- |
Conforms |
--- |
--- |
Specific Rotation |
-84.5°~ -86.0° |
-84.5°~ -86.0°° |
-84.5°~ -86.0°° |
-84.3°~ -86.3°° |
CONTACT US
Shijiazhuang Haitian Amino Acid Co., Ltd.
TEL:+86-311-88908111
FAX:+86-311-88901888
EMAIL:sales@aminoacidchem.com
ADD:Shijiazhuang City, Hebei,P. R. China.

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