Need Multi unit of measure in production module

Hi everybody,

I am using SAB B1 9.0 , the feature given there is Uom group to have multi Uom for a item. But in my bill of material and production I getting only one uom. my requirement is

In  Bill of material I need  in KGS

In Production issue and receipt I need in Nos.

how can I attain this by new 9.0 uom feature.??

Thanks

Pravin