Today I discovered I was using a 25mL sample for the .5 ppm drop test instead of a 10mL sample...and did it all last year, too!!!!!
#myfaceisred :eye:
#nowondertherewasalgae
#sorryforblamingpoolmathforinaccurateshockingamounts
#myfaceisred :eye:
#nowondertherewasalgae
#sorryforblamingpoolmathforinaccurateshockingamounts