View cart “Salifert Carbonate Hardness/Alkalinity Test Kit” has been added to your cart. Quick View Quick View Lifegard Aquatics 5 Way Test Strip $17.95 Add to cart Quick View Quick View Salifert Calcium Test Kit – 50 to 100 Tests $15.95 Add to cart Quick View Quick View Salifert Carbonate Hardness/Alkalinity Test Kit $13.95 Add to cart Quick View Quick View Salifert Magnesium (MG) Test Kit $16.50 Add to cart