Greifensee, Switzerland. – METTLER TOLEDO has developed a new microgram load cell for use in an experiment aimed at establishing a new definition of the kilogram. The kilogram is the last unit of the International System of Units (SI) still based on an artifact - the international prototype of the kilogram (IPK), kept at the Bureau International des Poids et Mesures (BIPM). Mass comparisons with the IPK have indicated a mean drift in the official IPK copies of 0.5 µg/year. To get better ...This story is related to the following:Sensors, Monitors and TransducersSearch for suppliers of: Measuring Instruments |