† All amounts shown in USD
Note: Unit comes complete with pH electrode and complete operator’s manual.
***DISCONTINUED PRODUCT***
Ordering Example: (1) PHA-4 4.01 pH Buffer solution, 475 ml bottle, USD21.19 plus (1) PHA-7 7.01 pH Buffer solution, 475 ml bottle, USD21.19 , USD21.19 + 21.19 = USD42.38