This script shows how you can retrieve a spec limit property and pass a desired value as an input to a means test
dt = Open( "$SAMPLE_DATA/Tablet Production.jmp" );
dt:Dissolution << Set Property(
"Spec Limits",
{LSL( 70 ), Target( 72.5 ), Show Limits( 0 )}
);
specproperty = dt:Dissolution << Get Property( "Spec limits" );
dt << Distribution(
Continuous Distribution(
Column( :Dissolution ),
Process Capability( 0 ),
Test Mean( specproperty["Target"] )
)
);