What is the sign on the packaging bag of real compound fertilizer? What is the standard of true compound fertilizer?

1. The packaging bag shall be marked with the fertilizer name specified by na

What is the sign on the packaging bag of real compound fertilizer? What is the standard of true compound fertilizer?

1. The packaging bag shall be marked with the fertilizer name specified by national standards and industry standards, and the product name shall not contain false or exaggerated words. 2. Only the contents of nitrogen, phosphorus, potassium and total nutrients can be marked on the packaging bag, but the contents of trace elements cannot be marked. 3. The name and address of the unit on the packaging bag shall be the address, name and telephone number of the legally registered producer or distributor who can bear the responsibility for product quality.

1. What is the sign on the packaging bag of real compound fertilizer?

1. The formal compound fertilizer packaging bag has the fertilizer name stipulated by national standards and industry standards, and the product name is not allowed to contain false or exaggerated words, such as? Xxx fat king? 、? Efficient xxx? 、? All elements xxx? Wait a minute.

2. Only the contents of nitrogen, phosphorus, potassium and total nutrients can be marked on the packaging bag, but not the contents of trace elements, which can not be included in the total content and can not be used as a basis for pricing.

3. The name and address of the unit on the packaging bag should be the name, telephone number and address of the legally registered producer or distributor who can bear the responsibility for product quality.

4. The production license number, product standard number and fertilizer registration certificate number should be marked on the packaging bag.

Second, what is the standard of true compound fertilizer?

1 compound fertilizer

(1) high concentration

Total nutrient content (NPK)? 40.0%, the percentage of water-soluble phosphorus in available phosphorus (%)? 60. Moisture? 2.0%。

② Moderate concentration

Total nutrient content (NPK)? 30.0%, the percentage of water-soluble phosphorus in available phosphorus (%)? 50. Moisture? 2.5%。

③ Low concentration

Total nutrient content (NPK)? 25.0%, the percentage of water-soluble phosphorus in available phosphorus (%)? 40. Moisture? 5.0%。

2. Organic and inorganic compound fertilizer

(1) indicator 1

Total nutrient content (NPK)? 15.0%, moisture content? 12.0%, organic matter mass fraction? 20%, and the Ph value is 5.5-8.0.

(2) Indicator 2

Total nutrient content (NPK)? 25.0%, the mass fraction of water? 12.0%, organic matter mass fraction? 15%, Ph 5.5-8.0.