Please find instructions for the test >HERE
Only use 8 drops per 3.8 litres of water.
Please note that only artificial red food colouring is suitable for the test. I recommend Robertsons Red Food Colouring. Moir’s Crimson Pink is not suitable!
Please find instructions for the test >HERE
Only use 8 drops per 3.8 litres of water.
Please note that only artificial red food colouring is suitable for the test. I recommend Robertsons Red Food Colouring. Moir’s Crimson Pink is not suitable!