China (Mainland)
Assessedsupplier 
D-Leucine CAS NO.328-38-1
- Min.Order: 1 Gram
- Payment Terms: T/T
- Product Details
Keywords
- D-Leucine
- 328-38-1
- D-2-Amino-4-methylvaleric acid
Quick Details
- ProName: D-Leucine
- CasNo: 328-38-1
- Molecular Formula: C6H13NO2
- Appearance: White fine crystals or White power
- Application: fine chemical
- DeliveryTime: Immediately
- PackAge: 25kg/drum
- Port: Chinese Main Ports
- ProductionCapacity: 2 Metric Ton/Month
- Purity: min 99%
- Storage: Store in dry, dark, ventilated place.
- Transportation: airfreight or vessel
- LimitNum: 1 Gram
- Grade: Pharma Grade
Superiority
Sichuan Tongsheng is the most strongest manufacturer and exporter of amino acids and their derivatives in China, we have the best quality and price. Guarantee high quality, competive price and reliable service.
We fully compliance with ISO9001:2008, production and quality management following GMP standards, production plant constructed in accordance with GMP standards. Quality control conforms to the standards of pharmaceutical-food CP grade and Japan Ajinomoto AJI, American USP and Reagent grade BR.
we have kosher and hala certificate.
Details
Product Name: D-Leucine
CAS#: 328-38-1
Synonyms: D-2-Amino-4-methylvaleric acid
Molecular Formula: C6H13NO2
Molecular Weight: 131.17
Specifications: (Reference standard: AJI92)
|
Item |
Standard |
Analysis data |
|
Appearance |
White fine crystals or White power |
conforms |
|
Specific rotation(20/D) (C=4 in 6N HCL) |
-14.9 to -16.0°Degree |
15.3 |
|
State of solution (Transmittance) |
Clear and colorless Not less than 98.0% |
98.6 |
|
Chloride (Cl) |
Not more than 0.020% |
0.005 |
|
Heavy metals(Pb) |
Not more than 10ppm |
＜10ppm |
|
Arsenic(As2O3) |
Not more than 1ppm |
＜1ppm |
|
Other amino acids |
Chromatographically Not detectable |
conforms |
|
Loss on drying |
Not more than 0.20% |
0.13% |
|
Residue on ignition(sulfated) |
Not more than 0.10% |
0.08% |
|
Assay |
99 to100.5% |
99.7% |
Laboratory Picture:
