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Precision laboratory calibration weights and mass reference standards are used to verify the accuracy of additional calibration weights. Rice Lake offers calibration weights for precision laboratory weighing in OIML Class E1, E2, F1, F2, M1 and M2 as weight sets and complete kits.

OIML precision laboratory metric kits are used for density measurement, tolerance checking, mass standards and OIML guidelines for balance and scale verification.

OIML precision laboratory metric kits are used for density measurement, tolerance checking, mass standards and OIML guidelines for balance and scale verification.

OIML precision laboratory metric kits are used for density measurement, tolerance checking, mass standards and OIML guidelines for balance and scale verification.

OIML precision laboratory metric kits are used for density measurement, tolerance checking, mass standards and OIML guidelines for balance and scale verification.

OIML precision laboratory metric kits are used for density measurement, tolerance checking, mass standards and OIML guidelines for balance and scale verification.

OIML precision laboratory metric kits are used for density measurement, tolerance checking, mass standards and OIML guidelines for balance and scale verification.

OIML precision laboratory metric kits are used for density measurement, tolerance checking, mass standards and OIML guidelines for balance and scale verification.

OIML precision laboratory metric kits are used for density measurement, tolerance checking, mass standards and OIML guidelines for balance and scale verification.

OIML precision laboratory metric kits are used for density measurement, tolerance checking, mass standards and OIML guidelines for balance and scale verification.

OIML precision laboratory metric kits are used for density measurement, tolerance checking, mass standards and OIML guidelines for balance and scale verification.

OIML precision laboratory metric sets with a 500 milligram and 50 gram range are used in density measurement, tolerance checking, mass standards and OIML guidelines for balance and scale verification.

OIML precision laboratory metric sets with a 500 milligram and 50 gram range are used in density measurement, tolerance checking, mass standards and OIML guidelines for balance and scale verification.