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HI98100 Checker Plus pH Tester
feather meal
Also makes an excellent “All Purpose” plant food
C Bloom and B
Grow Into The Winter
Hanna Combo pH & ORP + Temperature Tester bloom HI98100 Checker Plus pH TesterHI98121 is a waterproof meter that measures pH, ORP and temperature. The housing of this tester has been completely sealed against humidity and are designed to float. Electrode replacement with the stainless steel round connector means there are no pins to bend or break during replacement. When the cloth junction becomes clogged and response time is sluggish, simply pull out 3 mm (1 8") to clear the clogging which will improve response time and
