Product Name:Levodopa CAS NO.: 59-92-7 EINECS : 200-445-2 MF: C9H11NO4 Particle size : 100% pass through US standard sieve # 80 mesh Appearance: White or slightly cream coloured, crystalline powder
Function:
Levodopa, also known as levodopa, For antitremor drugs. Through blood-brain barrier entry into brain tissue, dopamine decarboxylase decarboxylate and converted into dopamine, play a role. For primary tremor paralysis and non-pharmacogenous tremor paralysis syndrome, the effect is better in moderate and mild cases, but worse in severe or elderly cases.
Specification
Product Name
Levodopa
Identification
A. IR: complies with reference spectrum
B. Color test : positive
C. Color test : positive
D. Color test : positive
6000Kg
Appearance
White or slightly cream coloured, crystalline powder
Solubility
Slightly soluble in water, practically insoluble in alcohol and in etgher, freely soluble in 1M ydrochloric acid and sparingly soluble in 0.1M hydrochoric acid.
Particle size
100% pass through US standard sieve # 80 mesh
Appearance of solution
Not more intensely coloured than reference solution BY6
Ph
4.5-7.0
Specific optical rotation
-1.270--1.340
Specific absorptivity
137 - 147
Related substances
single impurity≤0.5 %
Bulk density
≥0.40gm/cc
Tapped density
≥0.60gm/cc
Heavy metals
≤10ppm
Arsenic
≤2ppm
Mercury
≤2ppm
Cadmium
≤2ppm
Lead
≤2ppm
Ash
≤0.10%
Loss on drying
≤1.00%
Assay by HPLC
99.0%-101.0%
Our Factory
Our Certification
REACHEVER has HALAL,KOSHER,ISO,food safety system,quality management system,our complete certification and guaranteed quality which makes you feel more at ease.
HALAL CERTIFICATION
KOSHER CERTIFICATION
QUALITY MANAGEMENT SYSTEM FOOD SAFETY SYSTEM FOOD SAFETY MANAGEMENT SYSTEM
FAQ
Question 1:Can you supply free samples ? Answer:Because so many free sample orders everyday to us, sorry, we need to supply sample with charge, but sample charge can be deducted from future orders.Hope you can understand.
Question 2: How to assure your delivery same good quality as sample? Answer: We just take sample from mass production. So same production line,same quality. Even we can supply you preshipment batch sample approval.
Question3. How to assure our delivery and quality after prepayment? If there is a dispute about quality etc, how to solve the problem? Answer: We are committed to ingredient industry for nearly 20 years. Our products sold popular to European, american, russia and asian market. The most important is pls book order directly in Alibaba order.You can get extra Ali trade assurance. Our current assurance limit is USD104000 and will still up in future. We welcome use Trade Assurance, you'll enjoy: 100% product quality protection 100% on-time shipment protection 100% payment protection for your covered amount
Question 4:What kind of payment do you prefer? Answer: We can accept TT, DP,LC,Westunion etc.
Packaging & Shipping
PACKAGE:
Standard export carton packing.
DELIVERY TIME:
3-20 days after confirming order,detail delivery date should be decided according to production season and order quantity.
