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Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
Reserve from the case
Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
Spare filters
Ammonia LR (low range) vial reagent
ph/ORP sensors)
Replacement pH sensors (RPT2)
1 ºC or ± 0
YSI 559 DO Replaceable Probe HDPE Spare filtersUser replaceable dissolved oxygen sensor for the YSI 550A and 556 multiparameter handhelds. Swap in a fresh sensor in the field in minutes, without sending the instrument in for service or replacing the whole cable assembly. Uses a convenient screw on membrane cap for simple membrane changes. Used with: YSI 550A and 556 One year sensor warranty. 556 Manual 556 Spec Sheet
US$ 249.50
US$ 193.00
US$ 199.00
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