All 3 of my Swedes like slow powders.
H1000, H4831, RL23, RL22, RS Magnum.
H1000 is a real tack driver in my Tikka with 140 accubonds and the 143 ELDX. 51.5 grs over a BR2 primer. Shoots very accurately with single digit extreme spreads.
RL22 is my favorite in my 1896.