as ammonium sulphate white crystal
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Factory wholesale AS Ammonium sulphate white granula/crystal
1.we always a pre-production sample before mass production and final Inspection before shipment; 2.we can supply humid acids,amino acids,seaweed extract,biofertilizer,organic fertilizer 3.Committed to the research and development and international trade of special fertilizer products. 4. With a professional team and 20 years of experience in the field of plant nutrition, professional and timely international trade services.
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