THEOPHYLLINE, ANHYDROUS, USP-500g

Ultra Pure Grade

• C₇H₈N₄O₂: MW: 180.17 [58-55-9]
• Assay : 97.0 - 102.0%
  
• Melting Range : 270^O-274^OC
  
• Acidity : Pass
  
• MAXIMUM LIMITS
  
• Loss on Drying : 0.5% 
  
• Residue on Igition : 0.15%
  
• Organic Volatile Impurities : Pass
  
• Storage : RT