Двухосновный фосфит свинца --DBLP

Dibasic Lead Phosphite-DBLP Molecular formula: 2PbO · PbHPO3 · H2O Molecular weight: 742.57 Property: It is slight white, sweet and toxic powder with the specific gravity of 6.94. It can dissolve in hydrochloric acid, and nitric acid, but not in water. It will turns to gray & black at 200, it turns to yellow at 450, and it has good deductibility. It is antioxidant; it has the excellent performance of resistance to ultraviolet ray, cold, and ageing.Application: Mainly used for the heat stabilizer of PVC opaque products because of good insulation, weatherablity and ultraviolet radiation absorbency.Package: Plastic weaved bag, lined with PE bag, and 25Kg weight. Storage: It is toxic inorganic product, so it should be kept in a dry and cool storage house with good ventilation, and cannot be stored or transported with food.Product quality HG/T 2339-2005IndexBest qualityFirst qualityAppearanceWhite powder without evident mechanical impurityWhite powder without evident mechanical impurity Lead oxide (PbO), %90.0±1.090.0±1.0Phosphorous acid (H3PO3),%11.0±1.011.0±1.0Heating loss, % ≤0.300.40Fineness0.075 mesh, % ≥99.7099.60