Shelf life: The Vacu-vials kit included with this instrument has a shelf life of 1 year.
SAM (Single-Analyte Photometer) SAM Kit comes in a plastic case and contains everything needed to perform 30 tests: Vacu-vials Kit, SAM Photometer, 4 AAA batteries, screwdriver, and instructions.
Video instructions for testing for ozone in bottled water using A-0214 Vacu-vials Snapper
5 or more $486.34
10 or more $460.75
20 or more $435.15