L-Tryptophan

CAS No.: 73-22-3
Purity: 100%
Min quantity: 100 Metric Tons
Price: USD 5~20/Kilograms
Place of Orign: Jiangyin,Jiangsu,China

Contact:Ms.Amelia Bai

Supplier Details

Premium Ingredient Co.,Ltd
China
Contact:Ms.Amelia Bai
Tel:86-510-86995770
Total Annual Sales Volume:US$2.5 Million - US$5 Million
Number of Employees:5 - 10 People
Business Type:Manufacturer,Trading Company,Distributor/Wholesaler
Main Markets:North America,Southeast Asia,South America,Africa,Eastern Asia,Eastern Europe,Oceania,Western Europe

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Item specifics

Product Name.:L-Tryptophan
CAS No: 73-22-3
Weight: 204.22518
Formula: C₁₁H₁₂N₂O₂
Melting Point: 280-285 ºC
Boiling Point: 447.9 °C at 760 mmHg
Density: 1.34

Details

Supplier: Premium Ingredient Co.,Ltd

Product Name: L-Tryptophan
Cas No.: 73-22-3
Quality Standard: USP30, aji92, feed grade. Following specifications are indicated according to usp30.

Assay: 98.5% to 101.5%
Identification: Infrared absorption
Specific rotation: -29.4° to -32.8°
PH: 5.5 to 7.0
Loss on drying: Not more than 0.3%
Residue on ignition: Not more than 0.1%
Chloride: Not more than 0.05%
Sulfate: Not more than 0.03%
Iron: Not more than 0.003%
Heavy metals: Not more than 0.0015%
Organic volatile impurities: Meets the requirements

Storage: Preserve in well-closed containers.

Permanent link: http://www.vvchem.com/sell/cas:73-22-3,3273971.html

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