Convert from electron to bale [UK]

Unit Definition (electron)
The electron is the mass of the electron, often used as a unit of mass in particle physics. An electron has a mass of about 9.109 382 x 10E-31 kilogram, 9.109 382 x 10E-28 gram, or 0.510 9989 million electronvolts.

Unit Definition (bale [UK])
The bale [UK] is a commercial unit of weight for shipments of cotton. The British used the Egyptian bale, formerly equal to 750 pounds (340.19 kg) but now equal to 720 pounds (326.59 kg). Other countries use a variety of cotton bale weights.