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- Refined Precipitated Barium Sulfate
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Product name: Sodium Sulphide(Yellow Flakes) (Na2S·nH2O）
Properties: Appearance is yellow flake.Smelly, easy deliquescent, corrosive and toxic alkaline material.Easy to oxidize in the air. Generates hydrogen sulfide gas on contact with acid. High solubility in water and soluble in alcohol. Protected from light and store in cool place.
Packaging: 25kg/bag. Inner bag is woven bag, sewn by machine; the intermediate layer is plastic film, sealed by heat; Outer bag is plastic woven bag, sewn by machine.
Precautions:Protect from rain, moisture and heat during transportation and storage. Keep the packaging intact and avoid contacting with acids and corrosive substances.
Application: Mainly used in medicine, top-grade paper, PPS plastic, leather, printing and dyeing or mineral separation industries.
Technical index:
|
Item |
Top grade |
||
|
Na2S ω/%≥ |
60.0 |
||
|
Na2SO3 ω/%≤ |
0.60 |
||
|
Na2S2O3 ω/%≤ |
1.30 |
||
|
Fe ω/% ≤ |
0.0018 |
||
|
Water Insoluble ω/%≤ |
0.025 |
||
