Premium Ingredient Co., Ltd.

China Manufacturer with main products: Glutamine, Glycine, Sodium Hyaluronate, l-Citrulline, Vitamin B1, Ascobyl Palmitate, l-Lysine Monohydrochloride, l-Cysteine Hcl Mono

Home  >Products Catalog > amino acids > L-Threonine


FOB Price: 1.00 - 10.00 USD/Metric Ton
Supply Ability: 1,000 Metric Ton/Metric Tons per Month
Payment Terms: L/C, T/T
In Stock
Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Jiangsu in China
Packaging Details: 25kgs/bag

Quick Details

  • CAS No.: 72-19-5
  • Other Names: threonine
  • EINECS No.: 200-774-1
  • Grade Standard: Feed Grade,Food Grade,Medicine Grade
  • Brand Name: premium
  • Purity: 100%


Product Name: L-Threonine        Cas No.:72-19-5   Quality Standard: AJI92

Description: white crystals or crystalline powder.

Test item


Specific rotation

-27.6 to -29.0°

State of solution


Clear and colorless

Not less than 98.0%


Not more than 0.020%


Not more than 0.02%


Not more than 0.020%


Not more than 10ppm

Heavy metals(Pb)

Not more than 10ppm


Not more than 1ppm

Other Amino Acids

Chromatographically not detectable

Loss on drying

Not more than 0.20%

Residue on ignition


Not more than 0.10%


99.0 to 100.5%


5.2 to 6.2

Storage: Preserve in tight containers at controlled room temperature.

Recommended limit: 2 years

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