- Min.Order :0 Metric Ton
- Purity: 99%
Keywords
N-Ethyl-L-Glutamine 99% L-Theanine 3081-61-6
Quick Details
- Appearance:
- Application:cosmetic
- PackAge:
- ProductionCapacity:|Metric Ton|Day
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- Transportation:
Superiority:
Superiority
Details:
Details
Product Name: L-Theanine
CAS#: 3081-61-6
Molecular Formula: C7H14N2O3
Molecular Weight: 174.2
Specification:
|
Item |
Standard |
|
Appearance |
White crystalline powder |
|
Specific rotation(a)D20 (C=1 , H2O ) |
+7.7° to +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 |
Application:
Used as pharmaceutical intermediates, biochemical reagents and raw materials for cosmetics.
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