SAM (Single-Analyte Photometer) SAM Kit comes in a cardboard box and contains everything needed to perform 20 tests: R-9423 Instrumental Refill, SAM Photometer, light shield, 4 AAA batteries, screwdriver, and instructions.
Shelf life: The Instrumental refill included with this instrument has a shelf life of 8 months.
5 or more $442.13
10 or more $418.86
20 or more $395.59