|Place of Origin:||Shaanxi, China (Mainland)|
|Minimum Order Quantity:||1kg|
|Packaging Details:||25kg carton drum (32cm*58cm)or 1kg foil bag (10cm*15cm) or by request of clients|
|Delivery Time:||7-10 work days|
|Payment Terms:||T/T, L/C, Western Union|
|Supply Ability:||500kg per Month|
|CAS:||73-22-3||Solubility:||Slightly Soluble In Water|
|Product Name:||L-Tryptophan||Appearance:||White Crystals Or Crystalline Powder|
Food Grade L Tryptophan Powder,
99% L Tryptophan Powder,
White Crystals L Tryptophan Powder
1: Can I get some samples?
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
2: How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union or Paypal or Escrow(Alibaba).
3: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples.
You can send us your product specifications and requests,we will manufacture the products according to your requests.
4:What’s your MOQ?
A:Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
5: How about delivery leadtime?
A:About 3-5 days after payment confirmed. (Chinese holiday not included)
6:Is there a discount?
A:Different quantity has different discount.
7: How to contact us ?
A:You can chat with us by Trademanager,Email,WhatsAPP,Wechat.
You can choose your interested products and send inquiry to us.
You can dial our telephone directly, you will get our reply.
More information,please contact us freely.
Xabc biotech Co., Ltd is a traditional processing enterprises,and a traditional manufacture of herb extract, APIs. We was begin with herb extract in 2002, lad by Dr Lee.We have built the earlist GMP workshop in CHINA,and set up the chemical engineering plants in the 2009. Now our company has a staff of over 200 people, and develops more than 100 types of products. Our products cover the industries such as medicine, food, cosmetics, etc. Moreover, our company owns 6 sets of liquid chromatograph, 2 sets of gas chromatograph, 1 set of ICP-MS, 2 sets of ultraviolet detection instrument, 3 sets of automatic moisture detection instrument, irradiation residue PPSL detection instrument, TLC-scanning (HPTLC) imported from Switzerland, gas/liquid (GC/LC-MS-MS), and a professional microorganism control detection system. Our company boasts a professional R&D team consisting of 10 members with Master's degree or above, 5 members with Bachelor's degree and 10 members with technical secondary school degree, supercritical R&D room, column chromatography R&D room, fingerprint chromatography room and common R&D lab.