1.Calcium Carbide Purity 90% min,gas yield 295L/kg 2.Size:15-25mm/25-50mm/50-80mm/80-120mm

1.Calcium Carbide Purity 90% min,gas yield 295L/kg 2.Size:15-25mm/25-50mm/50-80mm/80-120mm 3.Export:Pakistan/Yemen 4.ISO/SGS

Commodity: calcium carbideMolecular formula:CaC2Molecule Weight: 64.10

H.S code:28491000CAS: 75-20-7

UN NO.1402

Hazard class:4.3

Application: It is a kind of basic material for organic synthesis, and can produce acetylene gas for cutting and welding, also be material for calcium cyanamide.

Appearance: Grey, black solid, purple when its purity is more than 90%.

Granule:4-25mm / 15-25mm / 25-50mm / 50-80mm / 80-120mm

Package: Net in 250kg/100kg or 50kg new iron drums with nitrogen. drum color:green/gray/black

Specification: GB10665-2004

Specification	Superfine Grade	First Grade	Second Grade
Gas yield(L/kg)(L/kg) ≥	305	295-305	285-295
PH3 content in acetylene (PH3%) ≤	0.06	0.08	0.08
H2S content in acetylene (H2S%) ≤	0.1	0.1	0.1

calcium carbide 50-80mm