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Nature and Changmao are closely linked. As a chemical and Agrochemical company, our work is driven by the Agrochemical（EDTA Chelated Micro）and Cleaning sciences. Our very name is from nature [More>>]

EDDHA, short for ethylenediamine-N,N’-bis (2-hydroxyphenylacecitc acid), is a chelate that protects nutrients against precipitation in a wide pH-range: 4-9. The stability constant of... [More>>]

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