Sizes of product: 80-120mm, 50-80mm, 25-50mm, 7-30mm, 4-15mm, 1-4mm. Packing: 50kg / 100kg / 225kg New Iron Drum. Our supply ability is 70,000 ton per year.GradeChemicals Composition(%)Gas Yield (L/KG)PH3 content in Acetylene (V/V)H2S content in Acetylene (V/V)minmaxSuperfine grade3000.060.10First grade2950.080.10Eligible grade2900.080.10Size80-120mm, 50-80mm, 25-50mm, 7-30mm, 4-15mm, 1-4mm, or ...