Specification : White crystal powder, density is 1.40g/cm3 (at 25º C). Melting point is 209-211C, it is soluble in water and alcohol, almost insoluble in ethylether and benzene, stable when dry, non-flammable.
Appearance White crystal Usage : Dicyadiamide DCDA is mainly used as a raw material for the manufacture of guanamine, gibuanide, various resins, trimeric cyanamide, fire retardant etc. Dicyadiamide DCDA is used as filler in leatherette and as additive in adhensive agent. Also used as material for making guanidine nitrate, sulfadiazine, virusin etc. In dyeing industry, it is used for making dye auxiliaries. It is used for making accelarator of vulcanizing in rubber industry and for making colour fixatives in printing and dyeing industry. For making hardensing agent on the surface of iron and steel. for making synergist in chemical fertilizer industry.
Impurity precipitating test Acceptable
Purity % ≥ 99.5
Dry Loss % ≤ 0.30
Ash content % ≤ 0.05
Calcium content ppm ≤ 200