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we are a manufacturer of refrigerants ,ptfe products, methylene chloride, ammonium bifluoride
hydrofluoric acid , sodium fluoride etc.
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methylene chloride, r22, r134a, r415b, r404a, r410a, r407c, ptfe, ammonium bifluoride |
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Company : |
shandong dongyue chemical co.ltd. |
Email: |
Contact us |
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Country : |
China |
Address : |
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