jlem,
I was using a generic label from the LFS. The bottle cost me $20 for 16oz (1lb). The HTH Calcium Plus which contains Calcium Chloride and trace elements of Potassium, Strontium, water, Sodium is a 4.5 lb bottle at Lowes for $6.97. We are dosing 1TBSP per week to keep our calcium up. Our...