Physical and Chemical Properties: having special odor, insoluble in water. Its isomers include rhombic sulfur, monoclinic sulfur, amorphous sulfur, etc.. Density: rhombic sulfur 2.06,monoclinic crystal 1.96,liquid 1.803£»melting point 119°C,boiling point 444.6°C,flash point 207.2°C(close),autoignition point 232.2°C,lower explosion limit 2.3g/m3. It is 2nd-level flammable solid.
Quality Standards:
| Item |
Index |
| Purity, % no less than |
97.0 |
| Ash, % no more than |
1.0 |
Uses: used for making sulfuric acid, sulfurous acid, sulfides, carbon bisulfide, matches, gunpowder, polysulfide rubber, pharmaceuticals, pesticides, etc..
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