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Organic fertilisersFCO Schedule IV

Potash derived from Rhodophytes

An organic fertiliser under the Fertiliser Control Order, 1985.

ScheduleSchedule IV, Part A
Item no.8
Added byS.O. 3265(E), 5 Jul 2018

Specification

As notified in the Order, line by line. Values are per cent by weight unless the line says otherwise.

ParameterNotified value
(i)Moisture per cent by weight, maximum5.0
(ii)Water soluble Potash, per cent. by weight, minimum20.0
(iii)Total Sulphur (as S), per cent. by weight, minimum1.5
(iv)Heavy metal content (as mg/kg), maximum
Arsenic as (As₂O₃)10.0
Cadmium (as Cd)5.0
Chromium (as Cr)50.0
Copper (as Cu)300.00
Mercury (as Hg)0.15
Nickel (as Ni)50.00
Lead (as Pb)100.00
Zinc (as Zn)1000.00

Test methods (Schedule IV, Part D): method 2: Moisture; method 15: Potash derived from Rhodophytes; method 10: Cadmium, copper, chromium, lead, nickel and zinc; method 11: Mercury; method 12: Arsenic.

Label for this product

The front and back label of Potash derived from Rhodophytes with your company's details: the heading word, every notified line, net quantity, MRP, batch, licence number and customer care, in the format the Order asks for. One PDF for your licence file and your designer.

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Notification history 1 entry
  • 5 Jul 2018S.O. 3265(E): entry inserted

Consolidated by NanoKheti from the Fertiliser (Inorganic, Organic or Mixed) (Control) Order, 1985, as amended up to the Ninth Amendment Order, 2026 (S.O. 4045(E), 22 Jul 2026), for reference. The Gazette text is authoritative; this page is not legal advice. Check the notification before labelling, licensing or buying. Checked for later changes on 20 October 2026.