Adjusted to meet or exceed OIML M1 tolerances. Ohaus™ OIML M1 Weight Set, 1g-1kg includes 15 weights with a mass ranging from 1g to 1 kg in a sturdy polycarbonate case.

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.

Thanks to their monobloc design, Mettler Toledo Premium Line weights are used in mass labs all over the world, and for calibration of analytical and micro balances

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.

Adjusted to meet or exceed OIML M1 tolerances

Fisherbrand™ Stainless Steel Class 7 Hook Weight Set is economical and suitable for rough weighing operations in physical and chemical laboratories.

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 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.

Thanks to their monobloc design, Mettler Toledo Premium Line weights are used in mass labs all over the world, and for calibration of analytical and micro balances

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

Ensure accurate calibration and weighing. Fisherbrand™ Stainless Steel F1 Cylindrical Calibration Weight is a highly accurate individual weight with a nominal mass between 1g and 10kg. These cylindrical weights conform to class F1 requirements.

Constructed from non-magnetizable aluminum or nickel silver. Sartorius™ OIML Class E2 Leaf Weight with DAkkS Certificate is higly resistant to corrosion.

For use with a variety of mechanical scales. OHAUS™ Triple Beam Balance Mass Set includes two 1kg and one 500g counterweights for use with compatible Triple Beam 700 series, Dial-O-Gram 1600 series and Pro series mechanical balances.

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 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.

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

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

Includes the same features and properties as the individual weights of this series, along with the corresponding maximum permissible errors. Sartorius™ OIML Class F1 Reference Line Weight Set with DAkkS Certificate is supplied with gloves, tweezers and brush in high-quality 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.

Individual 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.

Polished non-magnetizable calibration weights. Sartorius™ OIML Class E2 Proof Line Knob Weight with DAkkS Certificate is constructed of special steel and supplied in a plastic case.