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 200℃, and yellow at 450℃.
Technical index :
Technical index :
|
Testing items |
Excellent |
Grade I |
|
Appearance |
White power |
White power |
|
Lead oxide (PbO)% |
90.0±1.0 |
90.0±1.0 |
|
Phosphorus acid (HPO3), % |
11.0±1.0 |
11.0±1.0 |
|
Moisture,%≤ |
0.3 |
0.4 |
|
Fineness(mesh of 0.075mm),% ≥ |
99.7 |
99.6 |
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, 25KG weight.
Storage and Transportation :
Store in cool, ventilated and dry places. Protecting from insolation and moisture while transported.