Views: 571 Author: VV Publish Time: 2016-07-28 Origin: Rech Chemical Co. LTD
Recently, cooperated with local police, Industrial and Commercial Bureau, the agriculture department of Guizhou had checked out a batch of unqualified zinc sulfate fertilizer. The inferior fertilizers are sold by a local distributor who sells local crops, fertilizer. The owner purchased fertilizer totally 26 tons for this batch, most of which have been sold to farmers. Agricultural sector now remind all the farmers to buy chemical fertilizers in certified distributors. When buying, farmers should pay attention to the detailed packaging information, but also be good aware of these product appearance and basic information.
Rech Chemical Co. Ltd reminds you the obvious recognition characteristics of high quality zinc sulfate: colorless or white crystalline, granular or powder. No smell, less impurities on surface such as black spots. The most important indicator for high quality zinc sulfate is zinc content: the zinc content for zinc sulfate monohydrate powder is 35.5% min, particles 33%min; the zinc content for zinc sulfate heptahydrate is 21.5%min. Besides, well control on other components also is the other indicators for high quality, such as lead, arsenic, cadmium and other heavy metals.
Farmers need to pay more attention to these indicators when buying zinc sulfate and other agricultural fertilizers. Or the loss outweights the gain.