@mariusmeyerCalcium chloride for calcium, baked baking soda for alkalinity and epsom salts for magnesium.
I bought baked baking soda, sodium carbonate, soda ash instead of sodium bicarb because I didn't want to do the baking. Same place, Protea Chemicals. Would this turn to sodium bicarb over time due to moisture retention?
Last edited by a moderator: