Potassium Nitrate Mix With Potassium Sulphate
Potassium Nitrate (200g) + Potassium Sulphate (50g).
4:1 ratio is used in making EI recipe ( Estimative Index )
By supplementing potassium sulphate, we get potassium which is one of the main macronutient needed to promote strong plant growth and sulphur which is used to produce proteins and activate enzymes.
Note: Potassium Nitrate cannot be posted as a separate salt.
Potassium Nitrate Mix With Potassium Sulphate is best combination of potassium, nitrogen and sulphur.