The hexamine we are producing is not added with antiblockingagent.But it is not easy to block for a long time. We have had an experiment In the stock.Tempriture is 20 degree,and moisture is 30%.8 bags in a roll. THe hexamine is not caked at all after 7 months. Although after the factory adding the antiblockingent,the hexamine can be stocked for about 18 months without caking.The content will be lower. HEXAMETHYLENETETRAMINE (HEXAMINE) is a white crystalline powder with slight amine odor. Applications: Vulcanizing agent and rubber blowing agent, used as a dye fixative and in the preservation of hides.Smokeless pellets. Stabilizer for oils and synthetic resin,Surface treatment,Vulcanizing rubber. Additives in deodorizing powder. Anti-corrosive agent in steel. Absorption of poisonous gases. Anti-caking agent for prilled urea. Disinfectant. Antibacterial agent. Explosives (RDX), (HMX), (HMTA).
Content: ≥99.3% Moisture: ≤0.30% Ash: ≤0.03% Apparent of liquor: clarity Heavy metal(in Pb): ≤ 0.001% Chloride(in CI): ≤0.015% Sulfate( in SO4): ≤ 0.02% Ammonium(in NH4): ≤ 0.001%

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