Xylem EC510 PORTABLE CONDUCTIVITY METER KIT - Manual (Page 12)

EC500 V2.1 7/13/05 12
Cleaning Recommendations
When cleaning the probe, take care not to scratch or damage the sensing surface or the
platinized electrode surfaces.
Contaminant Cleaning Solution Instructions
Water soluble substances Deionized water Soak or scrub with a soft
brush. Recondition in 4 or 7
buffer for 1 hour.
Grease & Oil Warm water and household
detergent Soak or scrub with a soft
brush, maximum of 10
minutes. Rinse thoroughly
with DI water, recondition in
4 or 7 buffer for 1 hour.
Heavy grease & Oil Alcohol Maximum of 5 minute soak,
scrub with a soft brush.
Rinse thoroughly with DI
water, recondition in 4 or 7
buffer for 1 hour.
Lime and hydroxide
coatings 10% acetic acid Soak until coating dissolved,
maximum of 5 minutes. .
Rinse thoroughly with DI
water, recondition in 4 or 7
buffer for 1 hour.
Please Note: Since the EC500 does not have a refillable reference electrolyte chamber, it is
important not to soak the electrode in the above solutions for more than the recommended
times. To do so may cause a reference potential shift, which will cause degradation in
performance or failure.