Convert 1 Joule per Gram to Joule per Milligram

1 J/g (Joule per Gram) is equal to 0.001 J/mg (Joule per Milligram). To convert from Joule per Gram to Joule per Milligram, multiply by 0.0009999999999999998 or divide by 1,000.0000000000001.

• 1 J/g × 0.001 = 0.001 J/mg
• 1 J/g ÷ 1000 = 0.001 J/mg