† All prices on this site are shown in Singapore Dollars.
Note: All units come complete with battery, ac power adaptor and operator’s manual.
***DISCONTINUED PRODUCT***
Ordering Example: (1) PHA-4 pH 4.01 Buffer solution, 475 ml bottle, SGD28.94 plus (1) PHA-7 pH 7.01 Buffer solution, 475 ml bottle, SGD28.94 plus (1) PHE-1411 Optional double junction pH electrode, SGD209.02 , SGD28.94 + 28.94 + 209.02 = SGD266.90