... . 99.5% min. 4. Use as fireworks, explosive, rocket, etc. Ammonium Perchlorate Formula: NH4ClO4Appearance: White acicular crystal powder or particle. Specification ... %Fe (based on Fe),%≤0.001%Water insolubles,%≤0.02%Sulfate ash,%≤0.25%PH4.3~5.8Heat stability(177±2oC ... ),h≥3%Sodium lauryl sulfate,%NoneTotal moisture,%None Application:explosive,fireworks and main fuel of ...