- Min.Order :10 Gram
- Purity: 99%
- Payment Terms : T/T,Other
Keywords
L-Theanine L-Glutamine,N-ethyl- 3081-61-6
Quick Details
- Appearance:white powder
- Application:APIs, pharmaceutical intermediates
- PackAge:Aluminous bag or plastic bags
- ProductionCapacity:1000|Kilogram|Day
- Storage:Store in dry,dark,ventilated place
- Transportation:By Sea or By Air
Superiority:
Shanghai LONGBANG , Boasts strong competitive advantages by our well-trained chemists with rich professional backgroud. We aim to win the market via quick response and fast delivery, as well as continous development for high-tech medical compounds, bio-medicine, and new pharmaceutical intermediates.
- Our quality assurance system is based on GMP.
- Products are exported to all over the world: USA, Europe, South Asia, Middle East and so on, also has established long term and stable business relationships with our customers.
- Fast delivery
- High quality, Preferential price
Details:
L-Theanine
Chinese Name:L-Theanine;N-(Y-glutamyl) ethylamine; gamma-glutamylethylamide; 5-N-ethyl-glutamine; gamma-ethylamino-L-glutamic acid
English Name:L-Theanine;N-(Y-glutamyl) ethylamine; gamma-glutamylethylamide; 5-N-ethyl-glutamine; gamma-ethylamino-L-glutamic acid;
CAS: 3081-61-6;
EINECS: 221-379-0;
Products Content:99%;
Specification:25KG/barrel;
Molecular Formula: C7H14N2O3;
Relative Molecular Weight:174.20;
Solubility : It is water soluble. Alcohol and ether insoluble
Property: White powder Oorless with special smell.
Melting Point:217-218C(Dissolve).
Main Use:
1.In medicine: to soothe the nerves relax, reduce fatigue; improve memory and learning ability;
2. In the food sector: as a food additive; seasoning (green tea flavor components) as the quality of tea improver; improve food flavor additives
Specification :
Assay
|
98.0~102.0%
|
99.5%
|
Specific rotation
|
+7.7°~+8.5°
|
+8.24°
|
Solution state(1g/20ml)
|
Clear, colorless
|
Complies
|
pH
|
5.0~6.0
|
5.73
|
Loss on drying
|
≤0.5%
|
0.19%
|
Residue on ignited
|
≤0.2%
|
0.12%
|
Chloride
|
≤0.02%
|
< 0.02%
|
Heavy metals (as Pb)
|
≤10ppm
|
< 10ppm
|
Arsenic (as As)
|
≤4ppm
|
< 4ppm
|
Total aerobic count (CFU/g)
|
≤1000
|
Complies
|
Yeasts & Molds (CFU/g)
|
≤100
|
Complies
|
Salmonella SP.
|
Negative
|
Negative
|
E. Coli
|
Negative
|
Negative
|
Appearance
|
White crystalline powder
|
White crystalline powder
|
Email: maggie@longbangsy.com
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