Green algae (Chlorella vulgaris) extract 98% (liquid)
A botanical extract biostimulant in liquid form, notified under FCO Schedule VI. Key notified measures: Free amino acids ≥ 3.0 % w/w; Flavonoids ≥ 0.05 % w/w. Notified for paddy (rice).
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Composition
As notified in the Gazette, ingredient by ingredient.
| Ingredient | Content | Limit | |
|---|---|---|---|
| i | Chlorella vulgaris aqueous extract per cent. by weight, minimum | 98% w/w | Minimum |
| ii | Sodium benzoate per cent. by weight, minimum | 1% w/w | Minimum |
| iii | EDTA as stabilizer per cent. by weight, maximum | 1% w/w | Maximum |
| iv | 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. by weight, minimum | 3.0% w/w | Free/specific amino acid analysis |
| ii | Flavonoids per cent. by weight, minimum | 0.05% w/w | Refer latest Schedule VI Part D / applicable notified method |
| iii | Total phenolics per cent. by weight, minimum | 0.02% w/w | Refer latest Schedule VI Part D / applicable notified method |
| iv | Total dissolved solids per cent. by weight, minimum | 10.0% w/w | Estimation of TDS/TSS |
| v | Total organic carbon dry weight basis per cent. by weight, minimum | 45% w/w | Method 4: Estimation of organic matter and organic carbon |
| vi | pH (10% aqueous solution) | 7.5- 8.5pH | Method 1: Estimation of pH |
| vii | Specific gravity | 1.01- 1.11Specific gravity | Method 2: Estimation of specific gravity |
| viii | Solubility per cent. by weight, minimum | 90% w/w | 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 |
|---|---|---|---|
| Paddy (rice) | One foliar application at 2.5 litre/ha | 1.01 litre | 1.01 litre |
Notification history
- 25 Mar 2026S.O. 1574(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.
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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.