ST20D DO pen meter, polarographic, measurement range 0.0 to 19.9 mg/L, temperature display Instrumental measuring range - Sulfite - 10–500 mg/L SO₃²⁻ FP381-0055F

FP381-0055F

5000 measured data sets

100ug/mL ZINC 500mL

10 µg/mL (10 ppm) for ICP-MS in 2% HNO3

ST20D DO pen meter, polarographic, measurement range 0.0 to 19.9 mg/L, temperature display Instrumental measuring range - Sulfite - 10–500 mg/L SO₃²⁻ FP381-0055FSmall, economical pen meters offer simple, fast, and straightforward operation. With durable IP67 waterproof ABS housing, protective sensor cap, and an automatic shutdown feature that preserves battery life, OHAUS pen meters can endure consistent use in rough, wet environments. Equipped with a wrist strap to prevent accidental drop and damage. DO pen meter, measurement range 0. 0 to 19. 9mg L, temperature display After more than a century of