Paraformaldehyde, Urea manufacturer / supplier in China, offering 20kg Pack Plastic Raw Material PVC Stabilizer Lubricant Calcium Stearate, CAS 100 97 0 White Crystalline Hexamethylene Methenamine, C6h12n4 Hexamethylene 99.3% Methenamine CAS 100 97 0 for Phenolic Resins and so on.
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