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NT Labs Koi Care Malachite 250ml Treats Parasite & Fungus

Treatments for external parasite and fungus infections.When used together with formaldehyde it\'s activity is enhanced which means that less malachite can be used. High dose or frequently repeating dosing can damage the gills of the fish. If the required effect has not been achieved after two treatments, take further advice to establish the real cause of the problem.Dosage10ml per 176 gallonsUse half the dose with formaldehyde

£9.34