
Potassium phosphite

Potassium phosphite liquid is a high-concentration, 100% water-soluble compound fertilizer designed for foliar spray and drip irrigation use. Manufactured in Shandong by DUOFEN AGRI, this quick-release liquid is suitable for broad-acre crops and horticulture, with ISO 9001 quality control, OEM packaging support, sample availability, and a wholesale MOQ of 2000 units.
Detailed chemical composition and field application guidance will be updated shortly.