Kilogram

Kilogram (kg), adalah satuan unit SI untuk massa. 1 gram didefinisikan sebagai 1/1000 kilogram.

Pranala luar

Gambar pada pranala luar
	BIPM: The IPK in three nested bell jars
	NIST: K20, the US National Prototype Kilogram, resting on an egg crate fluorescent light panel
	BIPM: Steam cleaning a 1 kg prototype before a mass comparison
	BIPM: The IPK and its six sister copies in their vault
	The Age: Silicon sphere for the Avogadro Project
	NPL: The NPL’s Watt Balance project
	NIST: This particular Rueprecht Balance, an Austrian-made precision balance, was used by the NIST from 1945 until 1960
	BIPM: The FB‑2 flexure-strip balance, the BIPM’s modern precision balance featuring a standard deviation of one ten-billionth of a kilogram (0.1 µg)
	BIPM: Mettler HK1000 balance, featuring 1 µg resolution and a 4 kg maximum mass. Also used by NIST and Sandia National Laboratories’ Primary Standards Laboratory
	Micro-g LaCoste: FG‑5 absolute gravimeter, (diagram), used in national labs to measure gravity to 2 µGal accuracy