Usado l/c en China

ORP Monitor / ORP Meter / ORP Water Test PH meter Aquarium 0-14

High light: ceramic ozone tube, ozone generator tube | Orp measuring range: 0~14Ph-1000~+1000mV | Resolution ratio: 0.01PH 1mV | Definition: ±0.01 PH 1mV | Ph: 6.86/4.01/9.18 | Control range: 0~14PH | Moq: 1 Unit...

Water Purification Ozone ORP / PH Meter Ozonator For Drinking Water

Highlight: ozone accessories, ceramic ozone tube | Orp measuring range: 0~14Ph-1000~+1000mV | Resolution ratio: 0.01PH 1mV | Definition: ±0.01 PH 1mV | Stability: ≤0.02pH/24h | Ph adjust range: 0±4.5pH Slope±30% ...

A130 Benchtop pH/Ion Meter

A130 Benchtop pH/Ion Meter

FPH920/930/931-C Benchtop PH/ORP/LON METER

• Fabricante: FAITHFUL Instrument (Hebei)

Portable Conducto-meter

6. fuente de alimentación d.c.: 4 piezas de pilas No.5 | Conductividad: ±1.0%(FS) ±1 dígito | Tds: 0.00-19990 mg/L | Salinidad: ±0.2 ppt | Temperatura: ±0.3° C ±1 dígito | Constante de electrodo, cm⁻¹: 0.01. 0.1,...