Purchase Qty. Reference FOB Price
1-2 Pieces US$22,300.00
3-4 Pieces US$19,300.00
5+ Pieces US$16,300.00
Product Description
SOP Fertilizer Production Line Abundant Raw Material Resources Sulfuric acid is gradually added to a solution of potassium hydroxide and heated and filtered. The filtrate is acidified with sulfuric acid to a weak acidity. The filtrate is evaporated, crystallized by suction filtration, and dried ...