Bio Nova PH- (down) is the logical solution to adjust pH downwards. This product consists of 24,5% phosphoric-acid.
Because of the low concentration it is safer and easier to handle then it’s big brother.
It is strongly advised to use protective clothing and goggles while using this product.
Buy Bio Nova PH- 1L + EasyRoll - Suspension Device + Digital Combo Thermo-Hygrometer