{"disclaimer":"Always check with your agronomist before acting.","data":{"slug":"impact-sulphate-of-ammonia","name":"Impact Sulphate of Ammonia (SOA)","brand":"Impact Fertilisers","category":"Nitrogen + Sulphur","form":"granular","analysis":{"N":21,"P":0,"K":0,"S":24,"Ca":null,"Mg":null,"Zn":0,"Cu":null,"B":null},"organic":null,"packSizes":null,"priceAud":null,"sdsUrl":null,"useSegment":"broadacre","notes":"Product page shows 21.0% N; Impact's nutrient pages show 20.4% N for the same product, so check the label.","sourceUrl":"https://impactfertilisers.com.au/products/straights/sulphate-of-ammonia-soa/","verifiedOn":"2026-10-17","price":null,"sourceNote":"Manufacturer product page fetched and read 17 Oct 2026; its typical-analysis block shows these values.","sourceStatus":"ok","buyUrl":"https://impactfertilisers.com.au/products/straights/sulphate-of-ammonia-soa/","buyUrlKind":"product","buyVerifiedOn":"2026-10-17"}}