Ammonium chloride (NH4Cl), also known as ammonium chloride, is usually a by-product of soda ash production. It is a physiologically acidic, readily available nitrogen fertilizer with a normal nitrogen content between 22% and 25%. In neutral and calcareous soils.
Experts suggest that farmers’ friends should pay attention to the following points when purchasing, using and storing ammonium chloride products:
First, purchase.
When purchasing, we must first judge from the appearance, pure ammonium chloride is a white or slightly yellow square or octahedral small crystal, taste salty and cool, heated sublimation or decomposition, from the surface point of view very similar to salt, easy Dissolved in water.
In addition, products with large scale, good reputation, and standardized packaging should be selected when purchasing.
Second, use.
The application methods of agricultural ammonium chloride mainly include the following:
1, used as base fertilizer. After ammonium chloride is used as the basal fertilizer, it should be watered in time to leach the chloride ions in the fertilizer to the lower layer of the soil to reduce the adverse effects on the crop.
2, used as fertilizer. When topdressing, the dosage per acre is generally about 10 to 17.5 kilograms, but it is necessary to grasp the principle of a small number of times.
3, should not be used as seed fertilizer and farm fertilizer. Because ammonium chloride generates water-soluble chlorides in the soil, it affects seed germination and seedling growth.
4, can not be used for tobacco, sugar cane, sugar beet, tea, potatoes and other chlorine crops. Watermelon, grape and other crops are not easy to use for a long time.
5, can not be used for drainage of saline ground, in order to prevent the increase of soil salt damage.
6. Ammonium chloride is most suitable for paddy fields and is not suitable for dry and rainless areas.
Third, storage and transportation.
Agricultural ammonium chloride should be kept dry during storage and transportation, avoid rain and moisture, direct sunlight, and avoid storing with alkalis.
The wood base facial bed is available in a wide variety of styles and is available in a variety of styles, including imported oak solid wood frame, pine wood frame, and cypress wood frame. They are specially fumigated and dried, and are strong and resistant. , It is not easy to deform, and it adopts thickened rails to fix the frame, accurately measure the seamless gap, and make the bed more stable and noiseless. The integral type10 cmthick sponge, high elasticity, will not be deformed within 5 to 10 years; the bed surface can be One-piece style can also be used to make 2-section bed and head-up design. Massage therapist can adjust according to work requirements, simple and casual style, suitable for various styles of leisure clubs.
Wood Base Facial Bed,Portable Wood Base Facial Bed,Wood Base Beauty Facial Bed,Comfortable Wood Base Facial Bed
MING MEI ROYAL SPA FURNITURE , https://www.mingmeibeauty.com