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JANESTIC CO., LTD.

L-Threonine 72-19-5, L-Threonine for Nutrition Additive, L-Threonine for Food Additives. manufacturer / supplier in China, offering High Quality L-Threonine (72-19-5) for Nutritional Supplement, Light Yellow Liquid N-Methylindole for Pharmacy, White Powder Butoconazole Nitrate (64872-77-1) for Medicine and so on.

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High Quality L-Threonine (72-19-5) for Nutritional Supplement

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Basic Info
  • Model NO.: 72-19-5
  • Resource: Natural
  • Color: White Crystals or Crystalline Powder
  • Specific Optical Rotation: -28.6
  • Loss on Drying: 0.12
  • Trademark: Janestic
  • Origin: Shandong, China
  • Nutrient Composition: Protein
  • The content of active substances: >90%
  • Assay: 98.8~102%
  • Sulphate: 0.03
  • Residue on Ignition: 0.06
  • Specification: USP CP EP
Product Description
high quality L-Threonine (72-19-5) for nutritional supplement 
High Quality L-Threonine (72-19-5) for Nutritional Supplement
:L-
Product Name: L-Threonine  
:
Quantity:1000kgs
:
Batch No:151207002
:
Producing date: 2015.12.07
:
Sampling date: 2015.12.07
:
Send out date: 2015.12.09
:
Reference standard: USP36
:
Package: 25kg/bag
:
Expiry date: 2017.12.06
          
Item
      
Specifications
     
Results

Appearance

White crystals or crystalline powder

White crystals or crystalline powder

Identification

Infrared Absorption

Conform
(),%
Assay ,%
98.5~101.598.8
[]25 D                                                                      
Specific optical rotation
-26.7o ~ -29.1o-28.6
(Cl),%                  
Chloride(as Cl),%                    max
0.05<0.05
(SO4),%                
Sulphate(as SO4),%                   max
0.03<0.03
(Fe),%                       
Iron(as Fe),%                     max
0.003<0.003
(Pb),%                 
Heavy metals (as Pb),%               max
0.0015<0.0015
,%                       
Loss on drying,%                    max
0.200.12
,%                         
Residue on ignition,%                max
0.400.06
pH
pH value
5.0 ~ 6.5
:USP36.
Conclution: This product conforms to requirements of USP36 grade standard.

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