Wide spectrum pH indicator kit testing from 4.0 to 8.5pH.
Simply fill the provided test tube/vial with your nutrient mix/water and add 3 drops of test indicator liquid. place cap on vial and shake well, check colour against pH colour chart provided and adjust you pH as needed.
Simple effective pH management.
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.