Molecular formula: 3PbO·PbSO4·H2O Molecular weight: 990.87Properties and features: White, slightly reddish or yellowish powder, sweet taste, toxic, insoluble in water. Color changed at sunlight.Quality standard：HG2340-92
Item | Index | ||
Excellent | First Grade | Standard | |
Appearance | White powder | White powder | White or yellowish powder |
Lead content (PbO) % | 88.0-90.0 | 88.0-90.0 | 87.5-90.5 |
SO3 % | 7.5-8.5 | 7.5-8.5 | 7.0-9.0 |
Weight loss at heating %＜ | 0.30 | 0.40 | 0.60 |
Residue on sieve(250mesh)%＜ | 0.30 | 0.40 | 0.80 |
Packing:In 25Kg net plastic woven bagsor can be supplied according to customers requirement.
