Keywords

• L-tryptophan
• Feed grade of 98%
• Pharmaceutical grade

Quick Details

• ProName: L-tryptophan CAS No.73-22-3
• CasNo: 73-22-3
• Molecular Formula: C11h12n2o2
• Appearance: White crystalline powder
• Application: Used as food fortifier, antioxidant. I...
• DeliveryTime: 7-10 working days after deposit
• PackAge: Inside plastic outside
• Port: Tianjin or Qingdao
• ProductionCapacity: 400 Metric Ton/Week
• Purity: 99%
• Storage: Store in a cool and dry place, do not ...
• Transportation: We ship goods via DHL, Fedex, UPS, TNT...
• LimitNum: 1 Kilogram
• Grade: Food Grade,Pharma Grade,Other

Superiority

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements.

Consistent Quality
Our plant has strict quality control in each manufacturing process. Guaranteed.
Meanwhile all the materials are tested before each shipment in our laboratory to double confirm the quality.

Most competitive pricing
Our company is committed to the production and development of titanium dioxide, we always offer the most competitive pricing to customers to help lower their cost in application.

Shortest delivery time
90% of orders are shipped within 7-10 days after receipt of the prepayment or workable L/C.

Respond in 24 hours to inquiry, feedback or other requirements
Our experienced staff is dedicated to answer all of your inquires, feedback or other requirements in 24 hours.

We welcome you to contact us for more information and look forward to working with yo

Details

Our advantages: 

1, High quality with competitive price:

1) Standard:BP/USP/EP/Enterprise standard

2) All Purity≥99%

3) We are manufacturer and can provide high quality products with factory price.

2, Fast and safe delivery

1) Parcel can be sent out in 24 hours after payment.Tracking number available

2) Secure and discreet shipment.Various transportation methods for your choice.

3) Customs pass rate ≥99%

4) We have our own agent/remailer/distributor who can help us ship our products very fast and safe,

and we have stock in there for transferring.

Our Service:
1. Fast Delivery: We can delivery within 24 hours upon receipt of your payment.
2. Quality can be promised. Hot sell to Worldwide.
3. Payment Terms: T/T,, t/t
4. Free Sample available at any time.
5. Tracking your order at any time. Inform your order's further new situation at any time.
6. Package: Professional packing with professional materials.

Product Description:
1 Product name: L-Tryptophan
2. CAS No.: 73-22-3
3. Specification: CP2010 EP5 AJI92 USP24
4. White crystals or crystalline powder
5. Molecular Formular:C11H12N2O2

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 acetone,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.

Aplication:

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.

Shelf Life: 24 months when properly stored.
Storage: Store in Cool and dry place,keep away from strong light,hight temperature.

Our company specializes in processing and selling chemical raw materials, chemical products, pharmaceutical intermediates, veterinary medicine intermediates, dye intermediates, pigments, cosmetics raw materials and chemical reagents,  

Our company has a number of sales team, service and information feedback vertical integration of a sound marketing network, products are sold throughout the country and exported to South Asia, Europe, America, Africa and other more than 20 countries and regions.  

Companies adhering to the "pursuit of quality, innovation and development" business philosophy, to serve as a foundation, for the survival by the quality, seek development by science and technology, adhere to quilty comes first,fair price,good sense of customer service and responsibility. in the future hebei Nengqian import and export trade Co.,Ltd will always hold "integrity, innovation" business philosophy, to achieve honesty management, on the way of specialization, internationalization,  Keep moving!  

Packing: 1kg/bag,5kg/bag,or 25kg/Hardboard drum,or at your requirment.
1KG : Double pharma-grade polybag inside,sealed Aluminum foil bag outside;
5KG : Double pharma-grade polybag inside,Hardboard cartons outside;
25KG: Double pharma-grade polybag inside,Hardboard drum outside.
Drum size: 38CM*38CM*51CM/25kg , Drum Net Weight: 1.5KG
Carton size: According to the Qty.
Shipping: By TNT/DHL/EMS/FedEx or by Air/ Sea as per Qty.

FAQ: 
1. Are you a trade company or factory   
We are a  factory with our own trading company.  

2. How do you control the quality   
   Our factory is equipped with professional technicians to control quality, out inspectors take sample for testing every 2 hours to ensure the quality of our production. We also accept BV, SGS or any other Third-party inspection.   
3.  How long is lead time   
   We deliver goods within 3 days for small order, 7-10 days for bulk order.   
4.  Where is your factory located  How can I visit the factory   
    Our factory located in WEIFANG, China. It is only two hours from QINGDAO.  

6. Can i get some samples  
  Yes, we can supply free sample, but the shipping cost be paid by our customers. 

7. How to start orders or make payments  
  Proforma invoice will be sent first after confirmation of order, enclosed our bank information.Payment by T/T,  

8. How to confirm the Product Quality before placing orders  
  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. 

9. How long is lead time

We deliver goods within 3 days for small order, 7-10 days for bulk order.

10. How do you treat quality complaint

  First of all, our quality control will reduce the quality problem to near zero. If there is a realquality problem caused by us, we will send you free goods for replacement or refund your loss.