An instrument for indicating the proportion of salt in a given quantity of water.It indicates the saline content 1/32 to 4/32 for boiler water or 1,000 to 1,040 for sea water.Available in glass or brass material.
An instrument for indicating the proportion of salt in a given quantity of water.It indicates the saline content 1/32 to 4/32 for boiler water or 1,000 to 1,040 for sea water.Available in glass or brass material.