Microgram is metric mass unit, symbol: [µg]. Definition of 1 Microgram =1x10-9 kg. . Compared to Kilogram, Microgram is smaller unit.
• 1 [µg] = (exactly) `0.000000001` [kg]
• 1 [kg] = (exactly) `1/(0.000000001)` [µg] = 1000000000 [µg]
Multiply convert of Microgram to common mass units:[µg]
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National Institute of Standards and Technology (October 2011). Butcher, Tina; Cook, Steve; Crown, Linda et al. eds. Appendix C – General Tables of Units of Measurement (PDF) p. C-4. http://www.nist.gov/pml/wmd/pu...