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Identification of the true and false from the pesticide label and the appearance of the package 1. When registering the pesticide, there are strict requirements for the pesticide label. The pesticide label should indicate the product name, pesticide registration number, product standard number, production license number or production approval. The certificate number and the active ingredient, content, weight, product performance, toxicity, use, use method, date of manufacture, expiration date, precautions, name of the manufacturer, address, postal code, and pesticide distribution shall also indicate the packaging. unit. In the absence of any of the above, questions about product quality should be questioned.
2. Judging from the name of the pesticide product. The product name on the label should be a Chinese common name or a legal product name.
3, the same measurement of product specifications should be the same, can not be large or small, internal and external packaging should be complete, can not be damaged.
4. Ask to see if the product has a factory certificate.
5. Bulk pesticide products cannot be purchased.
Identify the advantages and disadvantages of the pesticide substance form 1, powder, wettable powder should be loose powder, no clumps. If there is agglomeration or more graininess, it means that it has been damp, not only the fineness of the product is not up to the requirement, but also the content of the active ingredient of the term may change. If the color of the product is uneven, it may indicate a quality problem.
2. The emulsifiable concentrate should be a homogeneous liquid with no precipitation or suspended matter. If stratification and turbidity occur, or if the emulsion diluted with water is not uniform or has oil slick or sediment, it may indicate that the quality of the product may be problematic.
3. Suspending agent and suspoemulsion should be a flowable suspension, no agglomeration, long-term storage, there may be a small amount of stratification, but it should be restored to its original state after shaking. If the product does not return to its original shape or remains agglomerated after shaking, there is a quality problem with the product.
4. If the tablet for fumigation is in powder form, it indicates that it has failed.
Identification of inferior pesticides
Now is the peak period for the purchase of pesticides. Many farmers' friends have asked how to buy pesticides. How to avoid being deceived, because unqualified pesticide products, especially fake and inferior pesticide products, often cause serious losses to agricultural production. When the pesticide is actually purchased, the quality of the pesticide can be easily identified by the following aspects.
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