Gazatte Notification No S.O. 3741 (E)., Date: 13/08/2025,
Humic acid and Fulvic acid 85% (Powder)
Composition
S No. Ingredients Content
(i) Humic acid (Source: Leonardite) per cent. by weight, min 70
(ii) Fulvic acid per cent. by weight, minimum 15
(iii) Potassium hydroxide per cent. by weight 15
(iv) Total (per cent.) 100
Specifications
S No. Parameters Value
(i) Humic acid content per cent. by weight, minimum 60.00
(ii) Fulvic acid content per cent. by weight, minimum 10.00
(iii) pH (1 % aqueous solution) 9-11
(iv) Total organic carbon per cent. by weight, minimum 20
(v) Bulk density in g/cc 0.45-0.60
(vi) Solubility per cent. by weight, minimum 100
Name of crop: Tomato
Dose: Three soil applications at 1250 gm/ha