It’s crucial to keep measurement tools calibrated accurately. Alliance Scale has a compact ASTM Class 6 weight set specifically for performing quality control checks on balances and scales in laboratories, small production environments and classrooms. Featuring 12 stainless steel, lead-free weights and tweezers for proper handling, the sets are available in nine calibration variations including 50 g x 10 mg, 500 g x 1 g, 2,000 g x 1 g and several other sizes in between. Typical applications include commercial, educational, food, small industrial, medical, laboratory and pharmaceutical daily QC calibration. Alliance Scale Inc.