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POTASH

SOP

Sulphate of Potash — K₂O 50% · S 17.5% w/w

Chloride-free potash with sulfur — part of the Fusion Potash family. High-solubility SOP for soil application and fertigation on chloride-sensitive and high-value crops.

FertigationMid-life
SOP

Analysis as declared on the printed label.

Guaranteed analysis

ComponentContent
Potash (K₂O)50% w/w
Sulfur (S)17.5% w/w
Solubilityhigh — soil application & fertigation grade

Application & dosage

VAN agronomy guidance (Jul 2026). Bag = 25 kg.

CropStageDose per acreMethod
WheatEarly stage½ bag (12.5 kg) / acreSoil application / fertigation
RiceEarly stage½ bag (12.5 kg) / acreSoil application / fertigation
SugarcaneGrand growth1 bag (25 kg) / acreSoil application / fertigation
CitrusFruit development1 bag (25 kg) / acreSoil application / fertigation
PotatoTuber bulking1 bag (25 kg) / acreSoil application / fertigation
Other cropsPeak K demand1 bag (25 kg) / acreSoil application / fertigation

Growing a different crop? The full stage-by-stage programme for 28 crops is in our crop nutrition plans →

Standards, packs & documents

⬇ Specification sheet (PDF)⬇ MSDS (PDF)⬇ Product knowledge deck (PDF) 25 kgFusion Potash familyPNAC-accredited lab · ISO/IEC 17025:2017 · LAB 336

Available for Own-Brand Manufacturing

SOP's specification can be produced under your brand — same line, same QC, your name on the pack. Or carry it as a VAN brand through our distributor program.

Make it your brand →Become a distributor →
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