It will discolour water for up to 7 days, and can be used down to 10°C (50°F).
At higher temperatures Potassium Permanganate removes oxygen from pond water, it is advisable to keep an air stone running and add more air if possible.
Kusuri recommend NOT using Potassium Permanganate with salt.
Please ensure that you read, understand and follow, all Health and Safety guidelines on the packet.
Dosage: 6.8gms per 1000 gallons (4546 Litres) of pond water.
Do not use below 10°C (50°F).
Directions: Measure the correct dosage for your pond. Add to a bucket of hot water and aerate for 20 miniutes to gas off any impurities. Fill a clean watering can with solution from the bucket, slowly apply to the pond over a 1 hour period. This will prevent shocking the pond with a highly concentrated dose.
Kusuri do not recommend the use of this chemical as a dip treatment.