Question: 1 gram is how many micron?
Answer: ›› More information from the unit converter The answer is 1.0E+15. We assume you are converting between micron and gigametre. You can view more details on each measurement unit: micron or Gm The SI base unit for length is the metre. 1 metre is equal to 1000000 micron, or 1.0E-9 Gm.