Sodium Sulphide
Class 1 Class 2 Class 3
Test items Superior grade A first-rate product Acceptable product A first-rate product Acceptable product
Sodium Sulphide （Na2S） % ≥ 60 60 60 60 60 65
Sodium sulfite （Na2SO3） % ≤ 2 － － － － －
Thiosulfuric acid （Na2S2O3）% ≤ 2 － － － － －
Iron (Fe) % ≤ 0.03 0.12 0.2 0.003 0.005 0.08
Sodium carbonate （Na2CO3） % ≤ 3.5 5 － 2 3 4
Water insoluble matter % ≤ 0.2 0.4 0.8 0.05 0.1 0.3
Industrial sodium sulfide into three categories: one for ordinary sodium sulfide (commonly known as red alkali); Class 2 low iron sodium sulfide (commonly known as the yellow base); three types of high levels of sodium sulfide.
Packaging: 25kg、40kg、1000kg weaving.
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Sodium Dichromate |
Item Index
Sodium Dichromate（Na2Cr2O7O2H2O）% ≥ 99.3
Sulfate（SO4）% ≤ 0.2
Chloride（CL-）% ≤ 0.1
Package: 50kg plastic woven bag with plas... |
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Sodium Sulphide |
Class 1 Class 2 Class 3
Test items Superior grade A first-rate product Acceptable product A first-rate product Acceptable product
Sodium Sulphid... |
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Intermediate Bulk Containers |
1000L intermediate bulk container (IBC), the IBC plastic container barrels, one thousand liters bucket, t barrels
Product Name: IBC barrels [820L... |
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Glass Flake |
一、Ingredients:
Acid alkali glass.
二、Performance:
1、Anti-corrosion medium penetration.
2、Improve the mechanical strength.
3、Lower lining c... |
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Potassium cyanide |
Test items Index
Shape Lump
Potassium cyanide （KCN） % ≥99.0
Potassium hydroxide（KOH） % ≤0.3
Potassium carbonate(K2CO3）% ≤0.4
Potassi... |
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