L-Theanine 3081-61-6

• Product NameL-Theanine 3081-61-6
  CAS No.3081-61-6
  Purity
  Min Quantity
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  Molecular Structure

Detailed Description

Appearance
White crystalline powder

Specific rotation(a)D20

(C=1,H2O )
+7.7to +8.5
Solubility (1.0g/20ml H2O)
Clear Colorless

Melting Point
211-216
Chloride(C1)
Not more than 0.02%

Iron(Fe)
Not more than 10ppm

Heavy metals( Pb )
Not more than 10ppm

Arsenic(As2O3 )
Not more than 4ppm

Loss on drying( 100 3h)
Not more than 0.50%

Residue on ignition
Not more than 0.2%

Assay
98.0-102.0%

PH
5.0~6.0