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Calcium Chloride and Potassium Chloride: Common Industrial Salts with Wide Applications
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What They Say About Us
We’ve worked with Shandong Costone for over three years. Their food grade magnesium sulfate and zinc sulfate have stable quality, complete test reports and always on-time shipment. Definitely a trustworthy supplier from China.
David Miller - USA.
We bought bulk ammonium sulfate and sodium carbonate from Shandong Costone. The packaging is perfect with no damp damage. Good price and professional after-sales support. Highly recommend to all buyers.
Ahmed Hassan - SA.
Very professional chemical manufacturer. All products like copper sulfate, manganese sulfate meet international standards. Fast reply and great technical support. We will maintain long-term cooperation.
Lisa Tan - MY.