L-Lysine sulphate


L-Threonine paramete

CAS No.: 72-19-5
Place of Origin: Shandong, China
Efficacy: Promote Nutrition
Model Number: L-Threonine
Appearance: White Crystalline Powder
Storage: Cold Dry Place
Payment Term: TT.Western Union .Credit Card MoneyGram
Shipment: DHL/Fedex/EMS/UPS/USPS
Delivery time: Within 2days
Other Names: L-Threonine
EINECS No.: 200-774-1
Type: Feed Grade Amino Acids
Brand Name: LOOK
Product Name: L-Threonine
Shelf life: 24 Months
Test Method: HPLC UV
Molecular Weight: 119.12
COA: Aailable


Test  Item Specification
Appearance White crystals or crystalline powder
Identification Meets the requirements
Specific rotation [α]D20 -27.6°~-29.0°
Residue on ignition ≤ 0.10%
Chloride(Cl) ≤ 0.020%
Sulfate(SO4) ≤ 0.020%
Ammonium ≤ 0.02%
Iron(Fe) ≤ 10ppm
Heavy metals(Pb) ≤ 10ppm
Arsenic(As2O3) ≤ 1ppm
Other amino acids Chromatographically not detectable
Loss on drying ≤ 0.2%
Assay 99.0~100.5%
pH 5.2-6.2


1).Increase content of protein.

2).Improve milk yield of dairy.

3).Improve dry matter intake.

4).Improve conversion ratio of feed nitrogen.

5).Decreased the concentration of urea nitrogen in serum, milk, and urine.

6).improve daily gain and carcass quality of beef.

7).Improve milk quality by increasing protein and fat content.

8).Increase fertility rate and improve reproductive performance.

Product service

1. Certificate Of Analysis (COA)

2. Material Safety Data Sheet (MSDS)

3. Route of synthesis (ROS)

4. Method of Aanlysis (MOA)

5. Nuclear Magnetic Resonance (NMR)

6. Packing pictures and loading video before loading

7. Free Sample

8. Factory audit


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*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.

After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Q1: Do you accept sample order?
A:  We will make samples before mass production, and after sample approved, we'll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
Q2:4.How long is lead time?
A : We deliver goods within 3 days for small order,7-10 days for bulk order.
Q3: 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.
Q4: Do you supply product report?
A : Yes. We'll give you product analysis report before shipping.
 Q5: ,How much does shipping cost?
A : Shipping costs vary according to the shipping method and your ship-to country.You can tell me your country and the mode of transportation, we will give you the price of the shippingc ost at the first time.
Q6: Can we visit your factory?
A :  Yes. Welcome to visit.
Q7: 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.


Recommended transportation selections
By Express By Air Transportation By Sea Transportation
Suitable for sample order or <50kg Fast: 3-10 days High shipping cost Door to door service Suitable for >50kg Fast: 3-7 days Lower than express cost Airport to airport service Professional broker needed Suitable for > 300kg Slow: 7-45 days Lowest cost Port to port service Professional broker needed


25kg/drum,1kg/bag or according to customer request

Delivery detail

Quantity(Kilograms) 1 - 5 >5
Est. Time(days)   7   To be negotiated  

L-Threonine picture

Packaging and shipping

Honor Certificate

Professional team