Dicyandiamide 99.5pct Min
Dicyandiamide
1. Product information
Product Name: Dicyandiamide
HS Number: 29262000
Molecular Formula:C2H4N4
Molecular Weight:84.08
Appearance: White crystal powder
2. Properties
Dicyandiamide is White crystalline powder. The water solubility of dicyandiamide is 2.26% at 13℃. When the aqueous solution at 80℃, Dicyandiamide will gradually decomposed to ammonia. The Ethanol, ether solubility of dicyandiamide is respectively 1.26% and 0.01% at 13℃. Dicyandiamide is soluble in liquid ammonia, hot water, ethanol, acetone hydrate, dimethyl formamide, and insoluble in ether, do not dissolve in benzene and chloroform. Relative density ( d254 ) 1.40 . Melting point 209-212℃. Stable in dry air, incombustible, low toxicity, the median lethal dose (mice by mouth ) > 4000mg/kg. The maximum allowable concentration of dicyandiamide is 5 mg / m³ in the air .
3. Packing
25kg/500kg/1000kg PP /PE bag.
4. Transport storage
When transported, it should be in a clean, clean, covered wagon or boat.
Should be stored in a dry, clean, ventilated warehouse, not in the open air.
5. Application
Dicyandiamide is an intermediate for synthesis of medicines. It is used in the production of a wide range of organic chemicals including slow and continuous nitrogen release fertilizer, pesticides, dye fixing, fire proofing agents, epoxy laminates for circuit boards, powder coatings and adhesives, water treatment chemicals, leather and rubber chemicals, explosives and pharmaceuticals.
Specification List
Commodity: Dicyandiamide |
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Quality standard: HG3264-1999 |
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Item |
Index |
Appearance |
White crystal powder |
Purity % ≥ |
99.50 |
Ash % ≤ |
0.03 |
Melting point ℃ |
209-212 |
Moisture % ≤ |
0.3 |
Ca ppm≤ |
200 |