Anti Foming agent simply add approx 1/4 Tsp to a standard sized batch to avoid a boil over
Bottle size 100ml
Approx 1.25ml (1/4 Tsp) per 25Lt batch.
Efficiency and mixing is greatly improved by predilution. Mix 1 part antifoam to 9 parts water.
Evidence has shown it is best to start with lower rates and work up until the desired foam control is achieved.