Dicyandiamide
　　Other name：N-Cyanoguanidine; Dicyanodiamide; Cyanoguanidine; DCDA; DCD; 1-Cyanoguanidine; 2-Cyanoguanidine; diamino(cyanoiminio)methane
　　CAS No.: 461-58-5
　　EINECS No.: 207-312-8
　　HS No.：2926200000
　　Molecular Formula: C₂H₄N₄    
　　Molecular weight: 84.0874
　　1. Appearance: White or light yellow, shiny flakes, columnar or needle crystal, taste bitter.
　　2. Specifications:
　　Quality standards ：HG/T 3264-1999

Item                        Index	Superior product	First grade	Qualified product
purity, wt%≥	99.5	99.0	98.5
Loss On Heat, wt%≤	0.30	0.50	0.60
Ash, wt%≤	0.05	0.10	0.15
Calcium（Ca）, wt%≤	0.020	0.040	0.050
Impurities to precipitate test	qualified
Turbidity NTU, %≤

　　3. Packaging: Net wt 25kg in plastic bag lined plastic film woven bag, can also package according to customer request
　　4. Uses: Used as law material for the manufacture of guanidine, special resin, flame retardant and ,etc. Used as fixing agent in dyeing industry, as decoloring agent or flocculating agent in water treatment industry. it is the main law material of producing metformin in pharmaceutical industry, it is also used as nitrification inhibitor and slow releasing agent for nitrogen information industry.
　　5. Storage: Stored in cool and ventilated, avoid light place
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