Ferric Chloride/Dry Powder/4 Ounces/99.9% Pure/Makes 1 Liter PCB Etchant/SHIPS FAST TOTAL WEIGHT OF PRODUCT: 4 Ounces NUMBER OF BOTTLE(S): 1 Plastic Bottle TEXTURE: Dry Powder GRADE: 99.9% Pure Reagent Grade CAS #: 7705-08-0