Histidine, L-



  • Product Code
  • Grade
  • Description
  • CAS
  • Formula
  • Formula Weight
  • UN
  • FlashPoint (°C)
  • Density (kg/L)
  • 2080
  • USP
  • Multi-compendial grade
  • 71-00-1
  • C6H9N3O2
  • 155.16
  •  
  •  
  •  


Code
Size
Price
05
100.00 G
CAD $ 99.00 Each
06
1.00 KG
CAD $ 758.00 Each
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Product Specifications


Test Specification
GMP Manufactured Product  
Meets U.S.P. Requirements  
Assay (C6H9N3O2) (dried basis) 98.5 - 101.5 %
Identification Passes Test
Specific Rotation [a]25D 12.6 - 14.0 °
pH... 7.0 - 8.5
Loss on Drying at 105°C max. 0.2 %
Residue on Ignition max. 0.4 %
Chloride (Cl) max. 0.05 %
Sulfate (SO4) max. 0.03 %
Iron (Fe) max. 0.003 %
Heavy Metals (as Pb) max. 0.0015 %
Chromatographic Purity:  
Individual Impurities max. 0.5 %
Total Impurities max. 2.0 %
   
Meets F.C.C. Requirements  
Assay (C6H9N3O2) (dried basis) 98.5 - 101.5 %
Identification Passes Test
Lead (Pb) max 5 mg/kg
Loss on Drying max. 0.2 %
Residue on Ignition max. 0.2 %
Specific Rotation [a]20D 11.5 - 13.5 °
   
Meets BP/Ph.Eur. Chemical Specifications  
Assay (C6H9N3O2) (dried basis) 98.5 - 101.0 %
Identification A Passes Test
Identification B Passes Test
Appearance of Solution Passes Test
Specific Rotation [a]20D 11.4 - 12.4 °
Ninhydrin-Positive Substances max. 0.5 %
Chloride (Cl) max. 200 ppm
Sulfate (SO4) max. 300 ppm
Ammonium (NH4) max. 200 ppm
Iron (Fe) max. 10 ppm
Heavy Metals (as Pb) max. 10 ppm
Loss on Drying max. 0.5 %
Ash (sulfated) max. 0.1 %
Endotoxin Concentration, IU/mg Actual Value Reported
   
No Class 1, 2 or 3 Residual Solvents are likely to be present by exclusion of the production/purification process.  
Bulk Food Chemical  
Bulk Pharmaceutical Chemical  
CAUTION: For manufacturing, processing or repacking.