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Insoluble Sulfur
Chemical Name: poly-sulfur
Properties: yellow powder, amorphous form of sulfur which is made from the heat-polymerizing of sulfur or producing by reacting sulfureted hydrogen with sulfur dioxide, it is a macromolecule polymer, insoluble in carbon disulfide, so it is called insoluble sulfur or polymeric sulfur.
Applications: Mainly used in manufacture of tires, rubber shoes, rubber tube, cable and other rubber goods.
Packing: 25kg each net, paper or plastic bag with PE liner inside.
Storage: Keep in tightly closed bags, store in a cool, dry and ventilated place, separated from acids, alkali and oxidants.
Items |
Specifications |
Standard |
OT-20 |
OT-33 |
Appearance |
Yellow Powder |
Total Sulfur |
80.00±1.0% |
67.00±1.0% |
Insoluble Sulfur of Total Sulfur |
≥90.00% |
≥90.00% |
Oil Content |
20.00±1.0% |
33.00±1.0% |
Acidity as H2SO4 |
≤0.05% |
Heating loss (60℃) |
≤0.50% |
Ash |
≤0.20% |
Residue on 150um sieve |
≤0.20% |
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