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Execution standard HG/T2890-1997: Serial number Test item Name Specification 1 Content ≥99.0% 2 Clarity test Qualified 3 Insoluble matter in dilute sulfuric acid ≤0.01% 4 Free alkali Qualified 5 Chloride (Cl) ≤0.001% 6 Sulfur compound (calculated as SO4) ≤0.01% 7 Nitrate (NO3) ≤0.003% 8 Manganese (Mn) ≤0.0005% 9 Iron (Fe) ≤0.0005% 10 Arsenic (As) ≤0.00005% 11 Lead (Pb) ≤0.005% 12 Substance reducing potassium permanganate (calculated as O) ≤0.002% 13 Insoluble matter in ammonium sulfide

Zinc Oxide Powder Drives Innovation Across Global Industrial and Healthcare Sectors

In recent years, Zinc oxide powder has gained increasing attention as a critical material across multiple industries, including manufacturing, healthcare, and advanced technology. Known for its versatility, chemical stability, and multifunctional properties, Zinc oxide powder continues to play a vital role in supporting innovation and sustainable development worldwide.

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china Zinc oxide powder