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HomeProductsAmino AcidsL-tryptophan powder USP standard

L-tryptophan powder USP standard

Payment Type:
L/C,T/T,D/P,Paypal,Western Union
Min. Order:
5 Kilogram
  • Product Description
Product Attributes

Model No.99% HPLC


Supply Ability & Additional Informations

Packaging25KG / Cardboard drum with double plastic bags inside


Place of OriginChina


Payment TypeL/C,T/T,D/P,Paypal,Western Union


Packaging & Delivery
Selling Units:
Package Type:
25KG / Cardboard drum with double plastic bags inside
Picture Example:

Product Description:

L Tryptophan is an important precusor substance of auxin biosynthesis in plant. It has the similar structure of IAA. It widely exists in higher plant. There are two ways to synthetic auxin. The first is tryptophan oxidizes and deaminize and form indole,then decarboxylation and form IAAId; Under the corresponding enzymes IAAId oxsidizes indoleacetic acid. The second way is decarboxylation and form to tryptamine then tryptamine oxsidize deamination finally forms tryptophan.

In addition to Amino Acids, we supply herb extract, Vitamin Amino Acids, Pharmaceutical Raw Materials, Enzyme, Nutritional Supplement Amino Acids, Functional Additives and other Raw Materials Ingrendient.

L Tryptophan

Function and Efficacy:

1. L Tryptophan is an important nutrient.
2. L Tryptophan takes part in the renewal of animal blood plasma protein in the body.
3. L Tryptophan helps nicotinic acid and the synthesis of hemoglobin. It can significantly increase antibody in pregnant animals baby.
4. L Tryptophan can promote lactation of cows and sows.
5. L Tryptophan is used as control agent of pellagra.

Application Range:

1. Application in nutritional supplement. Nutrition supplements for pregnant women and special milk powder for infants; Niacin deficiency disease (pellagra) treatment; As a tranquilizer, regulate spiritual rhythm and improve sleep.
2. Application in animal feed: promote animal feeding, reduce stress response, improve animal sleep, can also increase fetal and infant antibody, improve milk production.Reduce the amount of dietary high quality protein, save feed cost, reduce the amount of dietary protein feed, save formula space, etc.


1 Product Name: L-tryptophan
2 Shape and Appearance: White crystals or crystalline powder
3 Melting Point 289
4 Einecs No: 200-795-6
5 Country of Origin: China
6 Standard USP39
7 CAS# 73-22-3
8 Molecular formula C11H12N2O2
9 Odor: Characteristic
10 Active Ingredients: L-tryptophan
11 Specification and Content: L-tryptophan 99%
12 Test Method: HPLC
13 Quality Guarantee Period: 2 years
14 Storage Method: Sealed storage in dark, cool, dry place
15 Packing: 25KG / Cardboard drum with double plastic bags inside
16 Minimum order Quantity: 5KG
17 Date of Delivery: 1-3 working days
18 Port of Shipment: Beijing / Shanghai / Guangzhou
19 Type of Shipping: Air / sea / Express

Pyson JpgPacking Jpg


Q1: How to contact with us?
Click the "Contact Supplier" And then send us message the product you interest in, you will get reply within 24 hours,Or contact us via phone and social software.

Q2:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account

Q3:Can you give me a discount price?
Surely,It depend on your qty

Q4:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from yourorder in the future.

Q4:How long will it take to make delivery?

Normally, we book the space immediately after placing the order and deliver the goods within one week.

Q5:How to ensure quality?

We will keep samples for at least one year for each batch of goods, and we will send them to third-party organizations for inspection from time to time.

Looking for ideal L Tryptophan Powder Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the High Quality Tryptophan are quality guaranteed. We are China Origin Factory of High Quality Tryptophan Powder. If you have any question, please feel free to contact us.

Product Categories : Amino Acids

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