... ACS Pyrogallol A.R. Grade 99.8% Synonyms:Pyrogallic Acid; 1,2,3-Trihydroxybenzene; 1,2,3-BenzenetriolMolecular Formula:C6H3(OH) ... :126.11Specifications:ItemUnitRequirementAppearance White Crystalline PowderWater Solution ClearPurity%99.80 minMelting PointoC131 - 135Moisture%0.5 maxHeavy ... . 100kg Pyrogallol A.R. Grade 99.8%, Pyrogallic Acid, 1,2,3-Trihydroxybenzene; 1,2,3-Benzenetriol; CAS 87-66 ...