TDS Water Tester, 4 in 1 Meter Digital 6 inches, White & Green
Water Safety Reference: TDS values below 300ppm are considered safe for drinking. Note: The water being tested must be still water, temperatures that are too high or too low may affect accuracy.
TDS Water Tester, 4 in 1 Meter Digital 6 inches, White & Green
Water Safety Reference: TDS values below 300ppm are considered safe for drinking. Note: The water being tested must be still water, temperatures that are too high or too low may affect accuracy.