China (Mainland)
CAS:73-22-3 L-Tryptophan CAS NO.73-22-3
- FOB Price: USD: 1.00-10.00 /Metric Ton Get Latest Price
- Min.Order: 1 Metric Ton
- Payment Terms: L/C,D/A,T/T
- Available Specifications:
99%(1-2)Metric Ton99%(2-10)Metric Ton
- Product Details
Keywords
- L-Tryptophan
- L-Tryptophan
- L(-)-Tryptophan
Quick Details
- ProName: CAS:73-22-3 L-Tryptophan
- CasNo: 73-22-3
- Appearance: See details
- Application: Pharmaceutical intermediates
- DeliveryTime: As per specific order
- PackAge: See details
- Port: Shanghai Port
- ProductionCapacity: 0.5 Metric Ton/Day
- Purity: 99%
- Storage: Room temperature
- Transportation: By sea or by air
- LimitNum: 1 Metric Ton
- Grade: Pharma Grade
Superiority
The main technical force is composed of doctors and masters who have been engaged in organic synthesis for many years. More than 90% of them have bachelor degree or above.
Details
An essential amino acid in human. Not only for protein building, but also important substance as a precursor of niacin, serotonin, melatonin, etc. It is widely used as an ingredient in infusion.
| Cas.No | 73-22-3 |
| Assay | 99.0-101.0% |
| Specification | White to yellowish white crystals or crystalline powder, odorless, slightly bitter taste |
| Applications | Infusion |
| Packaging | 25kg&50kg |
| Pharmacopeia | JP,USP,EP,FCC |
| STORAGE | Controlled room temperature in tight container |
SPECIFICATION AND PROCEDURE
| State of solution (Transmittance) | Not Less Than 95.0% |
| pH | 5.5～6.4 |
| Specific rotation[α]20D | -30.5～-32.5° |
| Specific rotation[α]25D | -29.4～-32.8° |
| Ammonium (NH4) | Not More Than 0.020% |
| Chloride (Cl) | Not More Than 0.020% |
| Sulfate (SO4) | Not More Than 0.020% |
| Iron (Fe) | Not More Than 10 ppm |
| Heavy metals (Pb)** | Not More Than 10 ppm |
| Arsenic (As2O3) | Not More Than 1 ppm |
| Related substances | Not More Than 0.5% |
| Loss on drying | Not More Than 0.20% |
| Residue on ignition | Not More Than 0.10% |
| Endotoxin* | Less Than 6.0 EU/g |
| Assay (dry basis) | 99.0～101.0% |
· ** FCC grade (Lead : Not More Than 5 mg/kg) will be supplied on request.
· This product meets requirements of residual solvents listed in the current JP, USP and EP.
Provide high quality, high purity compounds with years of custom compound synthesis experience.We listen carefully to our customers' opinions and needs, and provide timely and effective feedback, and continue to improve and improve, ready to accept greater challengesProfessional project management talents, perfect project management system; customized production tailored to help customers reduce capital and time costs.Our company can complete the pilot test and enlargement production of various types of reactions.The main technical force is composed of doctors and masters who have been engaged in organic synthesis for many years. More than 90% of them have bachelor degree or above.
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