Bulk supply, competitive price,stable quality cyanoguanidine,Dicyandiamide Specification: Common grade.Assay:99.5%minmoisture:0.3%maxAsh:0.05%maxCalcium: ... 200 ppm maxElectronic grade.Assay:99.8%minmoisture:0.2%maxAsh:0.02%maxCalcium ... from moistur cyanoguanidine,Dicyandiamide,99.5%min,industry and electronic grade