It is probable an error in your question.The meaning of Nr. is number.
As far as I am aware, CO is not a unit of measure.
Hertz is a unit to measure frequency. Number of waves passing through a particular point in unit time is considered to define frequency. The unit for frequency is inverse seconds.
What is a unit to measure a tube of margarine
Ampere is the unit used to measure the current.
A dose unit of measure is likely to be a measured portion of a medicine.
databand-a unit to measure gain power
I am not sure what you mean with "S you". The SI unit is the newton.
It doesn't mean anything. It is simply a unit of measure.
If you mean the unit, that's the meter.
a unit of measure; femtoiters
It is the standard unit of measure for distance.
a unit of linear measure
It doesn't mean anything. It is simply a unit of measure.
MassHowever, if, by 'primary unit', you mean 'base unit', then this is the kilogram not the gram.
If you mean what unit is used to measure volume then its litres, mililitres, kilolitres, etc...
If you mean the unit, that's the kilogram.