Customization: | Available |
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Function: | Vitamins and Minerals Deficiency Drug |
Grade Standard: | Food Grade |
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Product Name | L-Theanine |
CAS No. | 3081-61-6 |
Molecular Formula | C7H14N2O3 |
Molecular Weight | 174.2 |
Appearance | White Powder |
Key words | L-Theanine;L-Theanine price; L-Theanine powder |
ANALYTICAL ITEMS | SPECIFICATION |
Appearance | White crystalline powder |
Assay | 98.0%~102.0% |
Specific optical rotation[a]D20° | +7.7o~ +8.5o |
Solubility | Clear and colorless |
pH | 5.0~6.0 |
Loss on drying | ≤1.0% |
Residue on ignition | ≤0.2% |
Chloride (Cl) | ≤0.02% |
Heavy Metals | ≤10PPm |
Lead | ≤1PPm |
Arsenic | ≤1PPm |
Cadmium | ≤1PPm |
Mercury | ≤0.1PPm |
Total plate count | <1,000CFU/g |
Mold & Yeast | <100CFU/g |
Salmonella | Negative/10g |
E.Coli | Negative/10g |