Name:L-Threonine
CAS NO.:72-19-5
Molecular formula:C4H9NO3
Appearance:White crystal or crystalline powder
Standard:USP
| Product Name | L-threonine |
| Package | 25KG Drum |
| Appearance | White crystals or crystalline powder |
| Identification | Meets the requirements |
| Specific rotation[α]D25 | -26.7°~ -29.1° |
| pH | 5.0~6.5 |
| Loss on drying | ≤0.2% |
| Residue on ignition | ≤0.4% |
| Chloride(Cl) | ≤0.05% |
| Sulfate (SO4) | ≤0.03% |
| Iron(Fe) | ≤30ppm |
| Heavy metals(Pb) | ≤15ppm |
| Chromatographic purity | Not more than 0.5% of any individual impurity is found. Not more than 2.0% of total impurities is found. |
| Assay | 98.5%~101.5% |
Feed nutrition fortifier, threonine is a kind of essential amino acids. Threonine is often added to the young pigs and poultry feed, is the second limiting amino acid of pig feed and poultry feed third limiting amino acids. Add in wheat, barley and other grain feed.
Used to aid in the treatment of peptic ulcer. Also can treat anemia and angina pectoris, aortic disease, cardiac function not entire cardiovascular system diseases
1:We have 20 years of experience in exporting products, strong market response capabilities and a wide range of trading partners.
2:We have a variety of certified factories to produce high quality products.
3:We offer full link hosted services from production to delivery.
4:We provide testing services prior to shipment of the product.
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6:Stable supply, delivery on time, quality assurance
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
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Question 4:What kind of payment do you prefer?
Answer: We can accept TT, DP,LC,Westunion etc.
Payment
Payment Term | T/T | 30% T/T in advance, paid the balance before shipment | |
| CFR(C&F) | |||
| 30% T/T in advance, paid the balance against copy of B/L | |||
| CIF | |||
| L/C | L/C amount above 20,000 usd, we can accept L/C at sight after the issuing bank approved by us | ||
| West Union | |||
| Amount lower than 5000usd | |||