... , 4-7mm, 4-15mm, 7-15mm, 15-25mm, 25-50mm, 50-80mm, 70-100mm, 80-120mm; Loading: ... containerDelivery DetailTEN DAYSSpecifications1.Size:1-14mm,4-25mm,25-50mm,50-80mm,80-200mm 2.Gas yield ... :Calcium Carbide(CaC2)Size:1-4mm,4-25mm,25-50mm,50-80mm,80-200mmGas yield:285L/KG ... Size mm80-20030028025550-8030028025525-503002802504-25300280250PH3 %(v/v)≤0.060.080.08H2S%(v/v)≤0.100.100.10 Size RequestionSize, ...