1.General Ammonium Perchlorate. 2.NH4ClO4. 3.99.5%min. 4.Used as explosive,fireworks and main ... ,no impurity by eyes.Specification:ItemSphericalAcicularPurity,%≥99.5(A)≥99.3(B)≥99.5Chloride,(based on NH4Cl),≤0.15≤0.15Chlorate,(based ... .02Sulfate ash,%≤0.25≤0.25PH4.3-5.84.3-5.8Heat stability(177±2'C),h≥3≥3Sodium lauryl sulfate≤0.020NoneTotal ...