 Origin |
China |
| Brand Name |
JX |
| Color |
White Powder |
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 2339-2005
| Index |
Best quality
|
First quality
|
|
Appearance
|
White powder without evident mechanical impurity
|
White powder without evident mechanical impurity
|
|
Lead oxide (PbO), %
|
90.0±1.0
|
90.0±1.0
|
|
Phosphorous acid (H3PO3), %
|
11.0±1.0
|
11.0±1.0
|
|
Heating loss, % ≤
|
0.30
|
0.40
|
|
Fineness??.075 mesh, % ≥
|
99.70
|
99.60
|
|
Whiteness, % ≥
|
90.0
|
90.0
|
|
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