Enquiry for Analog ph sensor Kit SEN0169.

Hi,
I am planning to use the Analog ph sensor kit SEN0169 in the dirty salt water ( Salanity Range from 0-60 ppm).
Can i know how long it can substain without placing it in a storage solution?
and Is it suggestable to clean the ph senor proble by placing in the distilled water ?? ( After taking the readings at regular intervals).
Looking forward for the reply.
I am planning to use the Analog ph sensor kit SEN0169 in the dirty salt water ( Salanity Range from 0-60 ppm).
Can i know how long it can substain without placing it in a storage solution?
and Is it suggestable to clean the ph senor proble by placing in the distilled water ?? ( After taking the readings at regular intervals).
Looking forward for the reply.