Product Summary
L-Theanine Green Tea Leaf Extract 99% L-Theanine Powder for Anti-Oxidant Use CAS 3081-61-6 L-Theanine is a unique free amino acid in tea, and theanine is glutamic acid γ- Ethylamide is a white acicular substance, easily soluble in water, with sweet taste, fresh taste and sweet taste. Theanine ...
Food Additives Green Tea Leaf Extract 99% L-Theanine Powder Anti Oxidant Use
Basic Properties
Trading Properties
Food Additives L-Theanine Powder
,Green Tea Leaf Extract Food Additives
,Anti Oxidant Use Food Additives
L-Theanine Green Tea Leaf Extract 99% L-Theanine Powder for Anti-Oxidant Use CAS 3081-61-6
L-Theanine is a unique free amino acid in tea, and theanine is glutamic acid γ- Ethylamide is a white acicular substance, easily soluble in water, with sweet taste, fresh taste and sweet taste. Theanine content varies with tea varieties and parts. Theanine accounts for 1-2 by weight in dry tea. Theanine is similar to the brain active substances glutamine and glutamic acid in chemical structure, and it is the main component of the tea to generate saliva and moisten the sweet. Therefore, it is commonly used as a tea improver. At the same time, theanine has the effect of anti fatigue and is also used as a functional additive such as a tranquilizer.
| Assay (HPLC) | 98.0 - 102.0% | 99.25% |
| Specific rotation (a)D20 (C=1 , H2O ) |
+7.7°+8.5° | 8.05° |
| Solubility (1.0g/20ml H2O) | Clear Colorless | Clear Colorless |
| Chloride (CL) | ≤ 0.02% | <0.02% |
| Loss on drying | ≤1.0% | 0.35% |
| Residue on ignition | ≤0.2% | 0.12% |
| pH | 5.0 - 6.0 | 5.13 |
| Heavy metals (as Pb) | ≤10 ppm | <10ppm |
| Arsenic ( as As) | ≤1 ppm | <1ppm |
| Total Plate Count | < 1000cfu/g | Conforms |
| Yeast and Mold | <100cfu/g | Conforms |
| Salmonella | Absent | Conforms |
| E.Coli | Absent | Conforms |
| Conclusion: conforms with above in-house specification | ||
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Mgood quality, mainly is double customs clearance, i not do anything.
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Ri found it in Bovita, and bough, amazing.
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JHigh purity
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