HealthWise Water Treatment Twin Pack - BULK - 1 liter each

The acidifier is the usual 4-5% HCL to go with the 23-25% sodium chlorite solution.

This amount is the equivalent of about 7.5 x standard (130ml) twin packs.

Supplied in  two 1-litre HDPE cans without dropper caps. It may be supplied in 8 x 250ml HDPE bottles if the 1L ones are out of stock.