Description

Dibasic Lead Phosphite Product : Dibasic Lead Phosphite Molecular formula : 2PbO?PbHPO3?1/2H2O Property : White micro-crystal powder, poisonous, insoluble in water and ordinary solvents ,soluble in hydrogen chloride and nitric acid. It becomes gray-black at about **0�, and yellow at **0�. Technical index : Testing items Excellent Grade I Appearance White power White power Lead oxide (PbO)% *0.0?1.0 *0.0?1.0 Phosphorus acid (HPO3), % *1.0?1.0 *1.0?1.0 Moisture,%� 0.3 0.4 Fineness(mesh of 0.**5mm),% � *9.7 *9.6 Application : It is a thermal stabilizer for PVC plastics, with shield function for ultraviolet light, with effect of anti-oxidizing agent and excellent weather resistance and sustaining reduction ability; with specific stable function for wax chloride; with nice primary-coloring resistance; proper service can avoid color shading. It has whitening effect for white plastics. It is also used as activator for foaming agent. It is mainly used for non-transparent soft and hard products, cable granules, etc. Package : Plastic bag, lined with PE bag, *5KG weight. Storage and Transportation : Store in cool, ventilated and dry places. Protecting from insolation and moisture while transported.