Udobreniya Sulfoammofos NP 20:20+13 S (Bulgaria) 600 kg each, Dnipropetrovsk region.

Physical and chemical characteristics
Sulfoammophos is a complex sulfur-containing, nitrogen-phosphorus fertilizer. It has good physical properties: it does not stick, it does not dust, it is non-hygroscopic. Friability - 100%. Externally - even small light granules.
The fertilizer contains 20% nitrogen, 20% phosphorus, and 13% sulfur.
Sulfoammophos combines the properties of ammonium, phosphorus and sulfur-containing fertilizers. At the same time, it has a better ratio of nitrogen and phosphorus, as well as the content of sulfur, calcium and magnesium, than NPK.
(//tractor-service.com)
Application

Sulfoammophos is used as afertilizer for various agricultural, decorative and fruit crops. It can be used to prepare mixed fertilizers.

Sulfoammophos improves the quality of agricultural production by increasing the protein content of grain crops, the oiliness ofsunflower seeds, rape and soybeans.