PART 1General

UnitsI16

The non-SI units listed in column 2 of the Table must be used either in lieu of, or in addition to, SI units15 as primary units of measurement under this Order.

TableNon-SI units for use with SI units

Specific quantity

Non-SI Unit

Symbol

Definition (in terms of SI units)

Mass

tonne

T

1 t = 103 kg

Time

hour

H

1 h = 60 min = 3,600 s

Volume

litre

L

1 L = 1 dm3 = 10-3 m3