Calibration Weights:
Single Calibration Weights & Weight Sets

Adam ASTM Class 3 1 kilogram calibration weight. This weight has a tolerance of 10 mg and can be used as a test weight for scales and balances with precision as high as 0.1 gram.

Digital scales come factory calibrated, but there's a chance they can fall out of calibration during shipping or after use. Use this ASTM Class 2 1000g calibration weight to test and calibrate your digital scale, so you know it's nice and accurate.

Digital scales come factory calibrated, but there's a chance they can fall out of calibration during shipping or after use. Use this ASTM Class 0 100g calibration weight to test and calibrate your digital scale, so you know it's nice and accurate.

Digital scales come factory calibrated, but there's a chance they can fall out of calibration during shipping or after use. Use this ASTM Class 4 2000g calibration weight to test and calibrate your digital scale, so you know it's nice and accurate.

Adam ASTM Class 3 2 kilogram calibration weight. This weight has a tolerance of 20 mg and can be used as a test weight for scales and balances with precision as high as 0.1 gram.

Adam ASTM Class 1 1000 gram calibration weight. This weight has a tolerance of 2.5 mg and can be used as a test weight for scales and balances with precision as high as 0.01 gram.

Adam ASTM Class 2 2 kilogram calibration weight. This weight has a tolerance of 10 mg and can be used as a test weight for scales and balances with precision as high as 0.1 gram.

Digital scales come factory calibrated, but there's a chance they can fall out of calibration during shipping or after use. Use this ASTM Class 1 2000g calibration weight to test and calibrate your digital scale, so you know it's nice and accurate.

Adam ASTM Class 4 5000 gram calibration weight. This weight has a tolerance of 100 mg and can be used as a test weight for scales and balances with precision as high as 1 gram.

Digital scales come factory calibrated, but there's a chance they can fall out of calibration during shipping or after use. Use this ASTM Class 3 5000g calibration weight to test and calibrate your digital scale, so you know it's nice and accurate.

Adam ASTM Class 4 10 kilogram calibration weight. This weight has a tolerance of 200 mg and can be used as a test weight for scales and balances with precision as high as 1 gram.