... HclO4 Specification : AR ,GR , HighPurity, Tech Product name : Perchloric acid Molecular formula : HclO4Specification : AR ,GR , HighPurity, Tech physical , ... and the sulfur into he phosphoric acid and the sulfuric acid separately by oxidation.Usage:Useful in ... Color (APHA)Free chlorineInsoluble in EthanolNitrogen Compounds( as N)Residue after IgnitionSilicate and phosphate( as SiO2)Sulfate(SO4 ...