The best replacement for soda ash is baking soda.

The best alternatives to soda ash are rated as following:
★★★★★  baking soda
★★★  sodium bicarbonate
★★★  washing soda
★★  borax
★★  sodium carbonate
★★  caustic soda
★  sodium hydroxide
★  alkalinity up
★  potash
★  crude sodium carbonate
  caustic
  trona
  ph up
  carbonate
  ph increaser
  light soda ash
  lye
  soda bicarbonate
  wash soda

Your alternative for soda ash is not listed? Suggest!
Speaking about soda ash, one probably shouldn't forget about rit dye.

Other search terms related to soda ash and their ratings are:
★★★★★ rit dye
★★★ dye
★ dylon
★ tie dye
You have in mind a companion for soda ash and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of soda ash in all years. Click on graph for more.
soda ash
baking soda
sodium bicarbonate