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| L-Theanine |
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| gamma-glutamylethylamide |
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| 3081-61-6 |
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| nootropic |
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Item Specifications
Appearance White crystals or crystalline powder
Specific rotation ([α]20D) +7.2o-8.5o
Transmittance 98.0%min
Solubility(1.0g/20ml) Clear colorless
Sulphate 0.015% max
Chloride 0.02% max
Loss on drying 0.5% max
Residue on ignition 0.2% max
PH Value(1% H2O) 5.0-7.0
Heavy metal(Pb) 10 ppm max
Arsenic(As2O3) 1 ppm max
Total plate count 100 cfu/g max
Mold and yeasts 100 cfu/g max
Assay 98-102.0%
Conclusion Complies with JP2000
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