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Home > Products >  Pharma Grade L-Tryptophan

Pharma Grade L-Tryptophan CAS NO.73-22-3

  • Min.Order: 1 Kilogram
  • Payment Terms: L/C,T/T,Western Union
  • Product Details

Keywords

  • 99.5% L-Tryptophan
  • High purity L-Tryptophan
  • white powder L-Tryptophan

Quick Details

  • ProName: Pharma Grade L-Tryptophan
  • CasNo: 73-22-3
  • Molecular Formula: C11H12N2O2
  • Appearance: White crystals or crystalline powder
  • Application: Pharmaceutical intermediates/ingred...
  • DeliveryTime: Within 15days
  • PackAge: 25kg/drum
  • Port: China sea port
  • ProductionCapacity: 1500 Metric Ton/Year
  • Purity: 99.5%
  • Storage: Cool and dry place
  • Transportation: By sea or air, Express for small quant...
  • LimitNum: 1 Kilogram

Superiority

Product name: L-Tryptophan

CAS No.:73-22-3

Molecule Formula:C11H12N2O2

Molecule Weight:204.23

Purity: 99.5%

Package: 25kg/drum

Description:White or primrose yellow crystalline powder

Manufacturer standard: AJI, USP. EP.

Items Testing

Specifications

Results

Appearance

White crystals or crystalline powder

Conforms

Specific rotation

-30.5~-32.5°

-31.2°

State of solution

(Transmittance)

≥95.0%

95.6%

Chloride(Cl)

≤0.020%

<0.020%

Ammonium(NH4)

≤0.020%

<0.020%

Sulfate(SO4)

≤0.020%

<0.020%

Iron(Fe)

≤20ppm

<20ppm

Heavy metals(Pb)

≤10ppm

<10ppm

Arsenic(As2O3)

≤1ppm

<1ppm

Loss on drying

≤0.20%

0.11%

Residue on ignition

(Sulfated)

≤0.10%

0.02%

Assay

99.0%~100.5%

99.5%

PH

5.4~6.4

5.8

Conclusion:        

The Product Conforms to USP.

 

 

Details

Siwei Development Group Ltd. is a reputed professional enterprise in China dedicated to the Amino Acids production and sales of fine chemical products.Over the years we have been making meticulous efforts in the production, research and development of new generation chemicals applied in a variety of industries like amino acids, food additive, pharma grade raw materials and so on.  With many years industry experience, Siwei is one of the amino acids suppliers and exporters in China, serving bulk powder to industries like dietary supplement, nutritional supplement, functional food and drink. Guided by international market, Siwei offers superior products as well as sincere services.

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