Wholesale White Crystals or Crystalline Powder L-Leucine
Product Description
Product Description
Wholesale white crystals or crystalline powder L-Leucine
|
L-leucine is an essential amino acid, which can be used in nutritional supplements and generally used for bread, bread products. It can also be used in amino acids infusion and comprehensive preparations, hypoglycemic agents and plant growth promoter.
Description:White crystals or crystalline
CAS NO.: 61-90-5
Chemical Formula: C6H13NO2
Molecular Weight: 131.17
Quality Standard: USP
PACKAGE: 25Kg drum with 2 layers PE bags
STORAGE: Be stored in cool and dry place
Shelf life: 2 years
COA
| Items |
Limits |
Test results |
| Description |
White crystals or crystalline powder |
Conforms |
| Assay |
98.5%~101.5% |
99.4% |
| Identification (Infrared Absorption) |
Corresponding to Reference Spectrum |
Confirms |
| State of solution |
Clear |
Confirms |
| PH |
5.5~7.0 |
6.2 |
| Specific rotation |
+14.9°~+17.3° |
+16.0° |
| Residue on Ignition |
≤0.4% |
0.08% |
| Loss on Drying |
≤0.2% |
0.06% |
| Chloride (Cl) |
≤500ppm |
<500ppm |
| Iron(Fe) |
≤30ppm |
<30ppm |
| Sulfate ( SO4) |
≤300ppm |
<300ppm |
| Heavy Metals |
≤15ppm |
<15ppm |
| Lead (Pb) |
≤5ppm |
<5ppm |
| Arsenic(As) |
≤3ppm |
<3ppm |
| Cadmium (Cd) |
≤1ppm |
<1ppm |
| Mercury (Hg) |
≤1ppm |
<1ppm |
| Total Plate Count |
≤5000cfu/g |
400cfu/g |
| Yeast and Molds |
≤100cfu/g |
<20cfu/g |
| E.Coli |
Negative in 10g |
Confirms |
| Staphylococcus Aureus |
Negative in 10g |
Confirms |
| Salmonella |
Negative in 10g |
Confirms |
| Storage Condition |
Stored In Cool and Dry place |
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