![Er Ashish K Singh on Twitter: "The kilogram is the SI base unit of mass and is equal to the mass of the international prototype of the kilogram , a platinum-iridium standard Er Ashish K Singh on Twitter: "The kilogram is the SI base unit of mass and is equal to the mass of the international prototype of the kilogram , a platinum-iridium standard](https://pbs.twimg.com/media/DaqJWYlX0AE85Eh.jpg)
Er Ashish K Singh on Twitter: "The kilogram is the SI base unit of mass and is equal to the mass of the international prototype of the kilogram , a platinum-iridium standard
![Amazon.com: Buyenlarge 'US Government Bureau of Weights and Measures' Paper Poster, 20 by 30-Inch: Posters & Prints Amazon.com: Buyenlarge 'US Government Bureau of Weights and Measures' Paper Poster, 20 by 30-Inch: Posters & Prints](https://m.media-amazon.com/images/I/615MiTyfTKL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Buyenlarge 'US Government Bureau of Weights and Measures' Paper Poster, 20 by 30-Inch: Posters & Prints
Impactpool - BIPM - International Bureau of Weights and Measures is seeking to hire an #Analytical #Chemist for an advanced technician post in Sevres (France). Learn more & apply by 16 November
![International Bureau of Weights and Measures (BIPM) has decided that the kilogram will no longer be pegged to this cylinder made of 90% platinum and 10% iridium. International Bureau of Weights and Measures (BIPM) has decided that the kilogram will no longer be pegged to this cylinder made of 90% platinum and 10% iridium.](https://vajiramandravi.s3.us-east-1.amazonaws.com/media/2018/12/22/9/9/24/252525.jpg)
International Bureau of Weights and Measures (BIPM) has decided that the kilogram will no longer be pegged to this cylinder made of 90% platinum and 10% iridium.
![The International Bureau of Weights and Measures, Sevres, France - Historic Images - NIST Digital Archives The International Bureau of Weights and Measures, Sevres, France - Historic Images - NIST Digital Archives](https://nistdigitalarchives.contentdm.oclc.org/digital/api/singleitem/image/p16009coll19/249/default.jpg)