L-Alanine
Specification:
|
L-Alanine |
CP2015 |
AJI92 |
USP40 |
USP32 |
GB25543-2010 |
|
Description |
White or almost white crystals or crystalline powder |
White crystals or crystalline powder |
--- |
--- |
White crystals or crystalline powder |
|
Identification |
Conforms |
Conforms |
Conforms |
--- |
--- |
|
Assay |
≥98.5% |
99.0%～101.0% |
98.5%～101.5% |
98.5%～101.5% |
98.5%～101.5% |
|
pH |
5.5~7.0 |
5.7~6.7 |
5.5～7.0 |
5.5～7.0 |
5.7~6.7 |
|
Transmittance |
≥98.0% |
≥98.0% |
--- |
--- |
--- |
|
Loss on drying |
≤0.2% |
≤0.20% |
≤0.2% |
≤0.2% |
≤0.20% |
|
Residue on ignition |
≤0.1% |
≤0.10% |
≤0. 15% |
≤0.1% |
≤0.20% |
|
Chloride |
≤0.02% |
≤0.020% |
≤0.05% |
≤0.05% |
--- |
|
Heavy Metals |
≤0.001% |
≤10ppm |
≤15ppm |
≤15ppm |
≤10mg/kg |
|
Iron |
≤0.001% |
≤10ppm |
≤0.003% |
≤0.003% |
--- |
|
Sulfate |
≤0.02% |
≤0.020% |
≤0.03% |
≤0.03% |
--- |
|
Endotoxin |
＜20EU/g |
--- |
--- |
--- |
--- |
|
Arsenic |
≤0.0001% |
≤1ppm |
--- |
--- |
≤1mg/kg |
|
Ammonium |
≤0.02% |
≤0.02% |
--- |
--- |
--- |
|
Other amino acids |
Conforms |
Conforms |
Conforms |
--- |
--- |
|
Pyrogen |
--- |
Conforms |
-- |
--- |
--- |
|
Specific Rotation |
+14.0° ～ +15.0° |
+14.3°~+15.2° |
﹢13.7°～﹢15.1° |
﹢13.7°～﹢15.1° |
+13.5~+15.5 |
Standard: USP, AJI,CP, GB
Function and application: food additive, nutritional supplement, Pharmaceutical Ingredients, etc
Packaging: 25kg/bag(drum), others as required
MOQ：25kg
Shelf life: two years
Category
Tags
Recommended
Standard: CP, AJI, USP
Function and application: Flavoring agents, nutritional supplements, food additives, feed additives, pharmaceutical intermediates, flavor enhancers, etc
Packaging: 25kg/bag (drum), others as required
MOQ：25kg
Shelf life: two years
Standard: AJI
Function and application: Nutritional supplements, pharmaceutical intermediates, etc.
Packaging: 25kg/bag (drum), others as required
MOQ：25kg
Shelf life: two years
Standard: AJI, CP, USP, FCC
Function and application: Food additives, nutritional supplements, pharmaceutical intermediates, etc.
Packaging: 25kg/drum, others as required
MOQ：25kg
Shelf life: two years
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