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calcium carbide 25-80mm in 100kg drum from China
Product | CaC4 |
H.S.CODE | 28491000 |
CAS NO. | 75-20-7 |
EINECS NO. | 200-848-3 |
Color | Grey, dark grey |
Usage | Producing acetylene gas |
Grade | tech grade |
| Appearance | Grey or dark grey stone |


ITEM | INDEX | |||||
Gas Yield 20°C 101.3 Kpa L/kg ≥ | Size | Gas Yield | Size Percentage | Ash,% | ||
Top | A grade | Accept grade | ||||
2-4mm | 260 | 240 | 220 | ≥90 | ≤1 | |
4-7mm | 280 | 260 | 240 | |||
7-15mm | 290 | 270 | 250 | |||
15-25mm | 300 | 285 | 260 | |||
25-50mm | 300 | 295 | 280 | |||
50-80mm | 300 | 295 | 280 | |||
80-200mm | 300 | 295 | 280 | |||
PH3 %(V/V) ≤ | 0.032 | |||||
H2S %(V/V) ≤ | 0.015 | |||||
Quality Standard | QUALITY STANDARD | |||||



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