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 Manager: Frank Wang
 Tel: 86-25-84204331,84209951


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CAS No.:72-19-5
HS Code:2922491990
Packing:25kg bag/drum/carton
Port of loading:Shanghai ; Qindao;Tianjin
Min. Order:1MT
AppearanceWhite to light brown, crystal powder
Assay(%)98.5 Min
Specific rotation(°)-26 ~ -29
Loss on drying(%)1.0 Max
Residue on ignition(%)0.5 Max
Heavy metals(ppm)20 Max
As(ppm)2 Max


L- threonine is a kind of amino acid which can not be synthesized by animal itself, but it is very necessary. It can be used to balance the amino acid composition of feed accurately, meet the needs of animal growth maintenance, increase weight gain and lean meat rate, reduce the ratio of meat and meat, improve the nutritional value of feed raw materials with low amino acid digestibility and improve the production performance of low energy feed. 

L - threonine can adjust the balance of amino acids in the feed, promote the growth, improve the meat quality, improve the nutritional value of the feed raw materials with low amino acid digestibility, produce low protein feed, help to save the protein resources, reduce the cost of feed raw materials, reduce the nitrogen content in the feces and urine of livestock and poultry, and the concentration of ammonia in livestock and poultry houses and release speed.


1. What's your payment terms?
T/T or L/C.

2. What's your delivery time?
Usually we will arrange the shipment in 7 -15 days.

3. How about the packing?
Usually we provide the packing as 25 kg / bag or carton. Of course, if you have special requirements on them, we will according to you.

4. How about the validity of the products?
According to the products you ordered.

5. What documents you provide? 
Usually, we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

6. What is loading port?
Usually is Shanghai,Qingdao or Tianjin.

Our Services

1.20years industry experience, 4 own factorires, 3 warehouses, sold all over the world

2.High quality products with reasonable price

3.Stable supply with QC center for quality control

4.Updating price trendency and market information

5.Delivery within two weeks after order

6.Over 500 kind of food additives 

7.New sisiter company is engaged to Pharmaceuticals and ingredients

8.A professional sales team





 9/F,Fortune Building,No.359 Hongwu Road,Nanjing
210002, China
  +86-025-84204331 / 84209951

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