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![]() These at 35 ppt, 1.026 calibrated refractometer. Ca measured with Salifert, alk with Hanna and Salifert, and Mg Red Sea Pro and Salifert.
Aquaforest Probiotic Ca 400-415 ppm Alk 7.2-8.0 dKH Mg 1300-1350 ppm Omega Sea Premium Reef Salt Ca 430-400 ppm Alk 8.5-9.5 dKH Mg 1400-1450 ppm Last edited by WarDog; 10-04-2016 at 05:03 AM. |