Vah - Power SOP Granular AGVEN Private Limited Vah - Power SOP Granular Our high quality Vah Power Sulphate of Potash (SOP) has Guaranteed ‘K2O 50% min’ and Minimum Chloride contents. Vah (SOP) is easily available all over Pakistan.Net weight of this product when packed is 50 kg. MSDS (Material Safety Data Sheet)