DW-1500 Winch Groundwater testing An ISA — or TISAB Technical Specifications 35-3001-07 drum sampling Item:Sample Release Device (1", 1.5", or 2")

An ISA — or TISAB in the case of fluoride — is added in a fixed proportion to both your standards and your samples so that every solution the electrode sees has the same background ionic strength

charger assembly

HDPE coated steel-core dog bone shaped tape

A biodegradable additive speeds decomposition after disposal

or slope out of range — replace the pH element

DW 1500 Winch Groundwater testing An ISA — or TISAB Technical Specifications 35 3001 07 drum sampling Item:Sample Release Device (1", 1.5", or 2") An ISA — or TISAB in the case of fluoride — is added in a fixed proportion to both your standards and your samples so that every solution the electrode sees has the same background ionic strength charger assembly