According to your demands, our sales dept. offers you activated zinc oxide, zinc carbonate and ammonium sulfate. Contact: Manager An 13383825669 0371-64695596 64695586 Supply dept.: Our company needs to purchase Secondary Zinc Oxide (60% at least), zinc powder(available zinc>90%), ammonium bicarbonate, potassium permanganate and sulphuric acid, etc. Contact: Manager Guo Tel:13938220318 0371-64695596
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