PHYSICAL DATA:   White to creamy white crystalline powder.   M.P.: 144-146 °C ·

Assay % W/W (On anhydrous basis): N.L.T. 99.0
 
Solubility: Freely soluble in alcohol, chloroform & methylene chloride. Slightly soluble in water.
 
Free amine & amine salts % W/W:N.M.T. 0.5 (typically 0.1)
 
Loss on drying % W/W:N.M.T. 0.5
 
Ash % W/W: N.M.T. 0.3