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China Water Treatment Chemical catalog of Polyaluminium Chloride 28%, PAC, for Waste Water Treatment, Polyaluminium Chloride CAS 1327-41-9; 101707-17-9 provided by China manufacturer - ., page1.
China Water Treatment Chemicals catalog of Industrial Grade Formaldehyde for Phenolic Resin Usage, Phenolic Resin Use Formaldehyde Solution 37% Formalin 40% provided by China manufacturer - ., page5.
