Main Content (MnS): Specification ≥99.0%; Test Result 99.25%.

Water Insoluble Matter: Specification ≤0.10%; Test Result 0.04%. Moisture: Specification ≤0.20%; Test Result 0.12%. Heavy Metals: Specification ≤10 ppm; Test Result <5 ppm. Iron Content: Specification ≤0.05%; Test Result 0.02%. Solubility: Insoluble in water, dissolved in dilute inorganic acid, compliant. Storage Condition: Sealed tightly, kept dry, isolated from air and humidity. Shelf Life: 24 months under standard sealed storage.

Conclusion: All test items conform to enterprise standard, product is qualified.

Used as raw material for metallurgy and high-temperature refractory materials.

Applied in semiconductor materials, electronic component manufacturing and magnetic material preparation. Used as additive in fertilizer industry and intermediate for manganese chemical synthesis. Also used in ceramic glaze, pigment and grinding material production.