Specification Brand : True 42 BulletPoint1 : Stainless steel weightsIndividual weights include plastic case / BulletPoint2 : Quality craftsmanship gives you peace of mind about an BulletPoint3 : Suitable for general laboratory, commerical and educational use BulletPoint4 : Quality craftsmanship gives you peace of mind about an ExternallyAssignedProductIdentifier1 : 0300262148206 ExternallyAssignedProductIdentifier2 : 300262148206 ItemName : True ASTM Class Weights (Model ASTM Class 1-500g 500g x AE '819309010623)-True ASTM Class 1-500g - Calibration Weight ItemPackageDimensions_Height : 4 inches ItemPackageDimensions_Length : 6 inches ItemPackageDimensions_Width : 8 inches ItemTypeKeyword : calibration-weights Manufacturer : TRUE42 PartNumber : 300262148206 ProductDescription : The TRUE calibration weight are individual stainless steel weights that can be used to test and calibrate all balances. TRUE Class 0 weights offer the highest accuracy ideal for Analytical and precision balances, followed by TRUE 1, 2 and 3 Class weights which are suitable for precision balances. Each weight comes in its own hard case to help protect it for years of use. Each Calibration weight is examined and manufactured in TRUE equipment scientific labs. These calibration weights are epitome of precision offering the highest standard of quality.. ProductSiteLaunchDate : 2019-10-12T07:00:00.000Z