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Sodium sulfide Containing low iron

Sodium sulfide Containing low iron(company standard)

Index name	Value
sodium sulfide	Na₂S	≥50-60 %
Na₂SO₃	Na₂SO₃	≤5.0%
Fe	Fe	≤0.15% (1500ppm)
Water insoluble matter	-	≤0.4 %
Appearance	-	maroon flake

Sodium sulfide Containing low iron(company standard)

Index name	Value
sodium sulfide	Na₂S	≥50-60 %
Na₂SO₃	Na₂SO₃	≤2.00%
Na₂S₂O₃	Na₂S₂O₃	≤2.00%
Fe	Fe	≤0.012% (120ppm)
Na₂CO₃	Na₂CO₃	≤2.00%
Water insoluble matter	-	≤0.20%
Appearance	-	yellow flake

Sodium sulfide Containing low iron(company standard)

Index name	Value
sodium sulfide	Na₂S	≥50-60 %
Na₂SO₃	Na₂SO₃	≤1.00%
Na₂S₂O₃	Na₂S₂O₃	≤2.00%
Fe	Fe	≤0.01% (100ppm)
Na₂CO₃	Na₂CO₃	≤2.00%
Water insoluble matter	-	≤0.05%
Appearance	-	yellow flake

Sodium sulfide Containing low iron(company standard)

Index name	Value
sodium sulfide	Na₂S	≥50-60 %
Na₂SO₃	Na₂SO₃	≤2.00%
Na₂S₂O₃	Na₂S₂O₃	≤2.00%
Fe	Fe	≤0.008% (80ppm)
Na₂CO₃	Na₂CO₃	≤2.00%
Water insoluble matter	-	≤0.20%
Appearance	-	yellow flake

Sodium sulfide Containing low iron(company standard)

Index name	Value
sodium sulfide	Na₂S	≥50-60 %
Fe	Fe	≤0.005%(50ppm)
Na₂CO₃	Na₂CO₃	≤2.0%
Water insoluble matter	-	≤0.2%
Appearance	-	maroon flake

Sodium sulfide Containing low iron(company standard)

Index name	Value
sodium sulfide	Na₂S	≥50-60 %
Fe	Fe	≤0.003%(30ppm)
Na₂CO₃	Na₂CO₃	≤2.0%
Water insoluble matter	-	≤0.05%
Appearance	-	maroon flake

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