Acide théaminique

Product name: L-Theanine Description It is a white crystalline powder, odorless. It is insoluble in ethanol, ether, soluble in water. Application It can be used as a food additive, mainly used in green tea, as a flavor component of green tea. Specification Appearance White crystalline powder Specific rotation(a)D20 +7.5° to +8.5° Assay 98.0~102.0% Melting Point 200ºC to 210 ºC 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 Moisture Not more than 1.0% Residue on ignition Not more than 0.2% Total Plate Count Not more than 1000cfu/g Yeat& mould Not more than 100cfu/g E.Coli Not more than 30MPN/100h Salmonella Negative S.aureus Negative PH 5.0~6.0 Packing 25kg/drum or as customer's requirements. Storage Preserve in well-closed containers. Stored in cool, dry and ventilated warehouse, and keep away from moisture.