analytical certification of product
Product Name: L- Theanine
CAS#: 3081-61-6
Molecular Formula: C7H14N2O3
Molecular Weight:174.2
Batch No: TR20211105
Manufacturing date:Nov. 05,2021
Expiring date:Nov. 04,2023
Item |
Standard (JP2000) |
Results |
Appearance |
White to off-white powder |
White to off-white powder |
Assay |
98.0-102.0% |
98.85% |
Specific rotation(a)D20 |
+7.7 to +8.5 Degree |
8.02Degree |
Solubility (1.0g/20ml H2O) |
Clear Colorless |
Clear Colorless |
Chloride(C1) |
≤ 0.02% |
<0.02% |
Loss on drying |
≤1% |
0.36% |
Residue on ignition |
≤ 0.2% |
0.11% |
PH |
5.0-6.0 |
5.42 |
Heavy metals(as Pb ) |
≤10ppm |
<10ppm |
Arsenic(as As ) |
≤ 1ppm |
<1ppm |
Cadmium |
<1ppm |
<1ppm |
Total Plate Count |
<1000cfu/g |
conforms |
Yeast and Mold |
<100cfu/g |
conforms |
Salmonella |
absent |
absent |
E.Coli |
absent |
absent |