supply of equipments and instrument for water testing laboratory estimate-3 , supply of equipments and instrument for water testing laboratory-3 , lon meter versastar bench top model ( ph / lse ) with fluoride combination , epoxy body electrode with range from 0 . 01 mg / l , ph ross electrode bnc connector , power supply cord operation manual , usb cable , universal ac power adapter 90-260v ac electode holding stand , stirrer , ( 1 ) pack fluoride electode filling solution , 475ml ( 2 ) fluoride standard 100 ppm , 475 ml ( 3 ) fluoride electrode storing solution 2 no 475 ml ( 4 ) tisab iii fluoride solution 475 ml tisab iii fluoride solution