Are blank and multi-purpose. Roth Carl™ Rotilabo can be used as weighing blades or scratchers.

Ensure precise calibration and comparative measurements. Fisherbrand™ Special Steel Certified E2 Wire Calibration Weight is a highly accurate individual weight with a nominal mass of 5mg. The wire weight conforms to class E2 requirements and isISO 17025 certified.

Includes the same features and properties as the individual weights of this series, along with the corresponding maximum permissible errors. Sartorius™ OIML Class M1 Weight Set with DAkkS Certificate is supplied with gloves, tweezers and brush in high-quality plastic case

Use with weighing instruments of medium accuracy class III. Zwiebel™ Class M1 Weights are ideal for the verification or calibration of class M2 weights.

Highly polished steel calibration weights from 1g to 2kg

Polished non-magnetizable calibration weights. Sartorius™ F1 Reference Line Knob Weight with DAkkS Certificate is constructed of special steel and supplied in a plastic case.

Use with weighing instruments of high accuracy class II. Fisherbrand™ Class F2 Stainless Steel Calibration Weights are also intended for use in important commercial transactions, such as those involving precious metals and stones.

Polished non-magnetizable calibration weights. Sartorius™ OIML Class F1 Proof Line Knob Weight with DAkkS Certificate is constructed of special steel and supplied in a plastic case.

Includes the same features and properties as the individual weights of this series, along with the corresponding maximum permissible errors. Sartorius™ OIML Class M1 Weight Set with DAkkS Certificate is supplied with gloves, tweezers and brush in high-quality plastic case

Zwiebel™ Class M1 Calibration Weights are intended for use in the verification or calibration of class M2 weights.

Calibrate weights of lower accuracy classes. Fisherbrand™ Class E2 Individual Stainless Steel Leaf Calibration Weights are intended for use in the verification or calibration of class F1 weights and for use with weighing instruments of special accuracy class I.

Calibrate weights of lower accuracy classes. Fisherbrand™ Class E2 Individual Stainless Steel Cylindrical Calibration Weights are intended for use in the verification or calibration of class F1 weights and for use with weighing instruments of special accuracy class I.

Calibrate masses of class II and III weighing instruments. Fisherbrand™ Class F1 Stainless Steel Cylindrical Calibration Weights are intended for use in the verification or calibration of class F2 weights and for use with weighing instruments of special accuracy.

Calibrate masses of class II and III weighing instruments. Fisherbrand™ Class F1 Individual Stainless Steel Cylindrical Calibration Weights are intended for use in the verification or calibration of class F2 weights and for use with weighing instruments of special accuracy.

Calibrate weights of lower accuracy classes. Fisherbrand™ Class E2 Individual Stainless Steel Leaf Calibration Weights are intended for use in the verification or calibration of class F1 weights and for use with weighing instruments of special accuracy class I.

Use with weighing instruments of high accuracy class II. Fisherbrand™ Class F2 Stainless Steel Calibration Weights are also intended for use in important commercial transactions, such as those involving precious metals and stones.

Use with weighing instruments of high accuracy class II. Fisherbrand™ Class F2 Stainless Steel Calibration Weights are also intended for use in important commercial transactions, such as those involving precious metals and stones.

Use with weighing instruments of medium accuracy class III. Fisherbrand™ Class M1 Stainless Steel Calibration Weights are ideal for the verification or calibration of class M2 weights.

Use with weighing instruments of medium accuracy class III. Fisherbrand™ Class M1 Stainless Steel Calibration Weights are ideal for the verification or calibration of class M2 weights.