Iron Test Kit Nov 13, 2024 0 comment blog Iron Test Kit TPTZ method is most common method for low range Iron determination from the sample. Code: RXSOL-62-6047-001 Other Equivalent Brand TPTZ Iron Reagent Short Description: TPTZ method is most common method for low range Iron determination from the sample. Generic Name: TPTZ Iron Reagent test method Application: Details