HI4012-00 is a set of 100mL bottles (5) of ionic strength adjuster (ISA) solution for use with lead/sulfate ion selective electrodes.  Hanna ISA solutions have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna's line of solutions have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.

• Required for lead measurements
• Air tight bottle with tamper-proof seal
• Clearly marked lot number and expiration date

*Products classified as Dangerous Goods can only be shipped via ground.