Basic information:
English name | L-Tryptophan |
CAS NO. | 73-22-3 |
MF | C11H12N2O2
|
MW | 204.23
|
Purity | 99% |
Sample | Available |
Grade | Cosmetic Grade |
L-Tryptophan is white to off-white powder.
L-Tryptophan is used as important daily chemical.
Product pictures:
Packing & Shipping:
•Packing: 25kg/drum, 50kg/drum,Standard export packing or as clients'requirement packing
•Express: EMS/ DHL/ FedEx/ TNT/ UPS by sea
•Delivery: Within 3-10 days upon receipt of your payment
Benefits:
The bigger the order, the lower the price.
Samples:
10ml,50ml,100ml,You just need to pay the express fee.
Payment:
Company Profile:
Lead time:
Quantity(kilograms) | 1 - 1 | 2 - 100 | 101 - 1000 | > 1000 |
Lead time (days) | 10 | 10 | 15 | To be negotiated |
FAQ:
Q1:Are you a manufacturer of Stearyl alcohol?
A: Yes, we are factory founded on 2003.
Q2:Which kind of payment terms do you accept?
A: For small order,you can pay by T/T,Western Union or Paypal,bulk order by T/T to our company account.
Q3:Will you supply samples for test the quality?
A: Free samples for the quality evaluation for most products, but customers only need to undertake the shipping fee for delivery the samples to your destionation.
Q4:What's your MOQ?
A: For the high value product, our MOQ starts from 10g,100g and 1kg.
Q5:Is there a discount?
A: Yes, for larger quantity, we always support with better price.The more you order,the cheaper.
Q6.Which transportation do we use?
A:Samples could be DHL, UPS, TNT, EMS, Fedex, and so on. For mass orders, it will be delivered by air or sea.
Q7:Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery,International Authorized Third-Party Test for the products if you need are highly welcomed.
Q8:How about your delivery time?
A: Generally, it will take 3 to 5days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Depending on your location, please allow 3-5 business days for your order to arrive.
For small order, please expect 3-7 days by DHL FEDEX EMS.
For mass order, please allow 5-8 days by Air, 15-30 days by Sea.
Q9:What is your package?
A:Powder: PE bag, glass bottle or PTFE bottle for inner packing, and aluminium foil bag for outer packing.
Liquid: glass bottle or PTFE bottle for inner packing, and aluminium foil bag for outer packing.
Bulk order: Fiber drum or steel drum.
Q10:How should I keep the products?
A: Storage: Store in cool & dry place, keep away from strong light and heat.
Q11:How does your factory control quality?
A: All the raw material purchasing and production quality control are strictly following the ISO9001: 2008 management system. Besides, the full-featured detection equipment and GMP quality management system to provide the strongest guarantee for high quality product. We can provide our customers the detailed test report for the quality evaluation before the sample.
Q12:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
China
