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L-Theanine 3081-61-6
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| Model No.︰ | 3081-61-6 |
| Country of Origin︰ | China |
| Minimum Order︰ | 1 pc |
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Appearance
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White crystalline powder
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Specific rotation(a)D20
(C=1 , H2O )
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+7.7o to +8.5o
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Solubility (1.0g/20ml H2O)
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Clear Colorless
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Melting Point (oC)
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211-216 oC
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Chloride(C1)
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Not more than 0.02%
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Iron(Fe)
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Not more than 10ppm
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Heavy metals( Pb )
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Not more than 10ppm
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Arsenic(As2O3 )
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Not more than 4ppm
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Loss on drying( 100 ¡æ 3h)
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Not more than 0.50%
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Residue on ignition
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Not more than 0.2%
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Assay
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98.0-102.0%
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PH
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5.0~6.0
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Product Image
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