About Ouhuang
We are Ouhuang Engineering Materials (Hubei) Co., Ltd.Our company mainly produces and sells various water-based environmentally friendly resins (water-based resin powder, water-based rosin resin, water-based terpene tree, etc.), various water-based environmentally friendly latex (water-based thickened emulsion, water-based air-butyl latex, water-based butyl latex, etc.) , and various environmentally friendly additives (defoamer, thickener, antioxidant, dispersant).High-end product quality and sincere sales service are our tenets.We are willing to provide you with professional services in the areas we are familiar with and look forward to your consultation.
Please feel free to contact me
whatsapp/telegram/signal/skype/wechat:+86 15172409121
Email:sales10@hbouhuang.com
About product:
| Product Name: | L-Tryptophan |
| CAS: | 73-22-3 |
| MF: | C11H12N2O2 |
| MW: | 204.23 |
| EINECS: | 200-795-6 |
| Mol File: | 73-22-3.mol |
|
| Melting point | 289-290 °C (dec.)(lit.) |
| alpha | -31.1 º (c=1, H20) |
| Boiling point | 342.72°C (rough estimate |
Packaging & Shipping
25KG Plastic woven bag/paper bag,26MT'20FCL or customized according to your needs.
FAQ
Q1.How to proceed an order for each product?
First, pls send us an enquiry to let us know your requirements(important);Second, we will send you complete quote including shipping cost;Third, confirm order and send payment/deposit;Four, we will arrange production or deliver goods after receiving bank receipt.
Q2. What's the product quality certificates you can provide?
GMP, ISO22000, HACCP, BRC,KOSHER, MUI HALAL, ISO9001,ISO14001 and Third Party Test Report, such as SGS or BV.
Q3. Can you provide samples?
We are able to provide the samples for pre-shipment quality approval , trial production and also support our partner to develop more business together.
Q4.What's the Payment term?
T/T, L/C,D/P,bitcoin,usdt, Western Union
Q5. What's the Delivery Condition?
A.EXW, FOB, CIF,CFR CPT, CIP DDU or by DHL/FEDEX/TNT.
B.The shipment can be Mixed FCL, FCL, LCL or by Airline, Vessel and train transportation mode.
Our advantage
1.We have high-quality products, which are directly supplied by the factory to ensure sufficient supply.
2.We have professional services, 24 hours online to solve your problems.
3.With years of supply experience, we strive to bring value to every customer.
China
