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ASTM Class 4

ASTM Class 4

ASTM Class 4 calibration weights are intended for calibrating semi-analytical balances and for student use. They are a common choice for schools, colleges, and universities. For more questions about calibration weights and what kind would be best for you application, please contact us. You can reach us through the livechat, via email at, or by calling 616-622-2100.

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