Mixture of Humic acid and Seaweed extract (Liquid)
A mixed-formulation biostimulant in liquid form, notified under FCO Schedule VI. Key notified measures: Free amino acids ≥ 0.69 % w/v; Alginic acid ≥ 0.02 % w/v. Notified for tomato.
Tip This is a compliance tool, so it is best viewed on a desktop or laptop. The phone version shows everything too.
Composition
As notified in the Gazette, ingredient by ingredient.
| Ingredient | Content | Limit | |
|---|---|---|---|
| i | Humic acid (Source: Leonardite) per cent. weight by volume, minimum | 6% w/v | Minimum |
| ii | Kappaphycus alvarezii and Sargassum swartzii in ratio of 1:1; liquid concentrate per cent. volume by volume, minimum | 4% v/v | Minimum |
| iii | Propylparaben per cent. weight by volume, minimum as preservative | 0.02% w/v | Minimum |
| iv | Methyl paraben per cent. weight by volume, minimum as preservative | 0.2% w/v | Minimum |
| v | Potassium benzoate per cent. weight by volume, minimum | 0.10% w/v | Minimum |
| vi | Water per cent. by weight | 89.68% w/w | Exact / specified |
| vii | Total (per cent.) | 100 | Exact / specified |
Specifications (label claims)
The parameters a sample must meet, with the Part D method used to test each one.
| Parameter | Notified value | Test method | |
|---|---|---|---|
| i | Free amino acids per cent. weight by volume, minimum | 0.69% w/v | Free/specific amino acid analysis |
| ii | Alginic acid per cent. weight by volume, minimum | 0.02% w/v | Method 7: Detection and quantification of alginic acid |
| iii | Humic acid per cent. weight by volume, minimum | 4.10% w/v | Estimation of humic acid and fulvic acid |
| iv | Total organic carbon per cent. by weight, minimum | 2% w/w | Method 4: Estimation of organic matter and organic carbon |
| v | Total dissolved solids per cent. weight by volume, minimum | 7.5% w/v | Estimation of TDS/TSS |
| vi | Specific gravity | 0.95- 1.05Specific gravity | Method 2: Estimation of specific gravity |
| vii | pH (1% aqueous solution) | 7.0- 9.0pH | Method 1: Estimation of pH |
| viii | Solubility per cent., minimum | > 99% solubility | Method 5: Estimation of water solubility |
Crops and doses
The Gazette wording is what counts; per-acre figures use 1 hectare = 2.47105 acres.
| Crop | Gazette dose | Per acre, each application | Per acre, season |
|---|---|---|---|
| Tomato | Three foliar applications at 1.25 l /ha | 506 ml | 1.52 litre |
Notification history
- 26 May 2025S.O. 2346(E): entry inserted
Official notifications: Ministry of Agriculture & Farmers Welfare, biostimulant circulars.
Before you buy or stock it
- Check that the product name, composition and crop on the pack match this page.
- Use only the notified dose for your crop; the calculator converts it to your area.
- Ask the seller for the batch number and expiry date, and keep the bill.
Questions about your crop? Ask our agri expert on WhatsApp.
Show more mixed formulations biostimulants 57 others in this category
Consolidated by NanoKheti from the Gazette of India notifications under Schedule VI of the Fertiliser (Inorganic, Organic or Mixed) (Control) Order, 1985, for reference. The Gazette text is authoritative; this page is not legal advice. Check the notification before labelling, licensing or buying. Covers notifications up to S.O. 1574(E) (25 Mar 2026); checked for later Schedule VI changes on 19 October 2026. Questions? Ask our agri expert on WhatsApp.