- USK GROUP OF COMPANIES
Gazette notification no & date- SO.3741 (E) Dated 13.08.2025
Title of Biostimulant
Durvillaea potatorum 7.5% (liquid)
Composition :
| S.No. | Ingredients | Content |
| 1 | Seaweed extract of Durvillaea potatorum per cent. by weight, minimum | 7.5 |
| 2 | Citric acid per cent. by weight, minimum | 0.5 |
| 3 | Water per cent. by weight | 92 |
| 4 | Total (percent) | 100 |
Specifications :
| S.No. | Parameters | Value |
| 1 | Alginic acid percent. by weight, minimum | 0.04 |
| 2 | Polyphenols per cent. by weight, minimum | 0.025 |
| 3 | pH (10% aqueous solution) | 3.2-5.2 |
| 4 | Total organic carbon per cent. by weight, minimum | 1.0 |
| 5 | Total dissolved solids per cent. by weight, minimum | 0.18 |
| 6 | Specific gravity | 0.99-1.0 |
| 7 | Solubility per cent. by weight, minimum | 99 |
(a) Name of crop: Okra
(b) Dose: Three drenching applications at 2000 ml/ha
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