【Molecular Formula】 Pb3O4
【Molecular weight】 685.57
【Characteristics】 Orange red powder, toxic, bright colored, loose powder, good anti-corrosion property, rust resistance and covering strength.
【Technical Standard】 GB1705-86
| Item | Index | |||
| Coating Industry | Other Industry | |||
| non-aggregating | Highly Dispersing Type | First Grade | Second Grade | |
| lead dioxide % ≥ | 33.9 | 33.9 | 33.9 | 33.2 |
| led orthoplumbate % ≥ | 97 | 97 | 97 | 95 |
| led orthoplumbate + free led oxide % ≥ | 99 | -- | ||
| volatile substance, 105 % ≤ | 0.2 | 0.2 | ||
| Water Soluble Matter % ≤ | 0.1 | -- | ||
| Oil Absorption g/100g % ≤ | 6 | -- | ||
| sedimentation volume ml% ≤ | 30 | -- | ||
| aggregation | According to GB1705-86 Standard | |||
| Insoluble in nitric acid % ≤ | 0.1 | 0.1 | ||
| ferric oxide % ≤ | -- | 0.005 | ||
| Copper Oxide % ≤ | -- | 0.002 | ||