40 Elementary Charge = 6.409e-18 Coulomb

Electric field

49 Volt per micrometer

4.900e+7 Volt per Meter

V/μm → V/m

Density

81 Pound per Cubic Inch

2.242e+6 Kilogram per Cubic Meter

lb/in³ → kg/m³

Weight

74 Grain

4,795.12 Milligram

gr → mg

Viscosity

78 Centipoise

78 Millipascal Second

cP → mPa·s

Temperature

43 Rankine

-249.261111 Celsius

°R → °C

Pressure

67 Mmhg

8,932.57 Pascal

mmHg → Pa