Seaweed (Kappaphycus alvarezii) extract- 17% (Liquid)
A seaweed extract biostimulant in liquid form, notified under FCO Schedule VI. Key notified measures: D-Galactose-4-O-Sulphate ≥ 4.2 % w/w; Carbohydrates ≥ 6.2 % w/w. Notified for cucumber and tomato.
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The tables below show the amended wording; the doses are in the label PDF.
Composition
As notified in the Gazette, ingredient by ingredient.
| Ingredient | Content | Limit | |
|---|---|---|---|
| i | Seaweed (Kappaphycus alvarezii) extract) per cent. by volume, minimum | 17% v/v | Minimum |
| ii | Organic acids (acetic acid, citric acid and lactic acid) per cent. by volume, minimum | 2.5% v/v | Minimum |
| iii | Water per cent. by volume | QS% v/v | Exact / specified |
| 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 | D-Galactose-4-O-Sulphate per cent. by weight, minimum | 4.2% w/w | Estimation of carrageenan / derivatives |
| ii | Carbohydrates per cent. by weight, minimum | 6.2% w/w | Method 35: Estimation of carbohydrates |
| iii | pH (50 % aqueous solution) | 3-5pH | Method 1: Estimation of pH |
| iv | Specific gravity | 1.10-1.15Specific gravity | Method 2: Estimation of specific gravity |
| v | Solubility per cent. by weight, minimum | 98% w/w | Method 5: Estimation of water solubility |
| vi | Total organic carbon per cent. by weight, minimum | 4.8% w/w | Method 4: Estimation of organic matter and organic carbon |
| vii | Total dissolved solid per cent. by weight, minimum | 19.5% w/w | Refer latest Schedule VI Part D / applicable notified method |
Tolerance (Schedule VI Part B, S.O. 3922(E)): Seaweed Extract: Ascophyllum nodosum, Sargassum, Kappaphycus, Gracilaria and Ulva: 5% of the specified value of active ingredients or the tracer molecule.
Crops and doses
The crops notified in the Gazette for this product. The dose for each crop is in the label PDF.
| Crop | Gazette dose |
|---|---|
| Cucumber | XXX |
| Tomato | XXX |
Take the label PDF to view the full details: every crop's dose word for word from the Gazette, the dose per acre and per guntha, and suggested pack sizes.
Label for this product
The front and back label of Seaweed (Kappaphycus alvarezii) extract- 17% (Liquid) with your company's details, in the format the Order asks for. One PDF for your licence file and your designer.
This page gives you 1 of the 11 things your label needs. The generator adds the other 10 from your details:
- Notified composition and specificationson this page
- The word "Biostimulant" and the notification (S.O.) reference
- Crops and doses, word for word from the Gazette
- FOR AGRICULTURAL USE ONLY and KEEP OUT OF REACH OF CHILDREN
- Net quantity and unit sale price
- MRP (inclusive of all taxes)
- Batch number, month and year of manufacture
- Expiry date
- Licence number
- Manufacturer or marketer: name and address
- Customer care: address, phone and e-mail
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QR code for the label
The Ministry of Agriculture's letter of 24 September 2025 asks for a QR code on the label of every biostimulant, giving the Gazette notification number and date, the title, the composition, the crops and the dosage.
Get the QR code of Seaweed (Kappaphycus alvarezii) extract- 17% (Liquid) for each batch: a small code that any phone camera opens, showing these five items (Page 1) and your batch details (Page 2), as a vector PDF and PNG for your designer.
Notification history
- 13 Aug 2025S.O. 3742(E): entry inserted
- Later amendmentS.O. 876(E): Specification serial (i): “Carrageenan” changed to “D-Galactose-4-O-Sulphate”.
Official notifications: Ministry of Agriculture & Farmers Welfare, biostimulant circulars.
Show more seaweed biostimulants 53 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.