2,2'azobisisobutyronitrile(AIBN) 78-67-1 Initiator for polymerization,pvc white crystals 2,2'azobisisobutyronitrile(AIBN) VaZoG64 COMMODITY NAME2,2'azobisisobutyronitrile(AIBN) TEST DATE 18th,Mar.2010 TEST ITEMSTANDARD SPECIFICATIONSTEST RESULTSCONCLUSIONAssay,%≥98.098.9QUALIFIEDMelting point,°C 99.0-103.0100.1°CQUALIFIEDWater,%≤0.50.22QUALIFIEDAcetoneInsolubles%<0.10.01QUALIFIEDColor,APHA≤ ...