Slope :

57 + / - 2 mV / decade (Silver)

27 + / - 2 mV / decade (Sulfide)

Reproducibility :

+ / - 2%

Interferences :

Hg⁺¹, Hg⁺²

Complexation :

Heavy metals

Temperature Range :

0 to 80° C (if calibrated at that temperature)

Pressure Range :

0 to 70 psi

ResponseTime :

95% response in 30 seconds

Storage :

Long term, store dry Short term, store in dilute silver

(or sulfide) standard

Concentration Range :

1 x 10^-7 M to 1M 0.01 ppm to 107,900 ppm (Silver)

0.003 ppm to 32,100 ppm (Sulfide)

pH Range :

2 to 8 pH (Silver) Above 11 pH (Sulfide)

Resistance :

< 1 Megaohm

Care, Maintenance, & Cleaning :

Polish with polishing strips Treat with a dilute ISA

Temperature Compensation :

Not Recommended

Isopotential Point :

50,000 ppm Silver, Sulfide is unknown

On-Line Capability :

Yes, pH control required for sulfide monitoring

Applications :

Sewage Effluent, Soils, Sediments (Sulfide)

Plating Baths, Photographic Fixing Solution (Silver)