MasterLine Potassium 500ml

Potassium-only additive — no extra nitrate or phosphate in the bottle.

Price: ₹1000.00 · Out of stock

MasterLine Potassium is K without N or P. It is for tanks that pin holes or stall on potassium while nitrate and phosphate tests already look fine. Keep it as a correction bottle, not a complete fertiliser. Daily or weekly. Cap is graduated 2.5–20 ml.

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