When i need to clean something off the surface either in the kitchen or the master bath i use the bar keepers friend.
Is bar keepers friend safe on marble.
Spray directly onto granite or stone surface.
It is in a cardboard can like the old ajax or comet cleaners if not at your grocery try hardware store.
If so i m not sure what products are safe for marble but also disinfect.
Use bar keepers friend granite stone cleaner polish on stone granite and marble countertops vanities polished stone fireplace surrounds and sealed stone lawn ornaments.
I had to try it out.
Heather notes bkf bar keepers friend and bkf is not recommended for marble signed stained in stuttgart.
Oxalic acid is very handy for cleaning iron staining off quartz crystals and being a weaker acid than hcl it is less likely to damage the crystals.
But again my marble is honed and i wouldn t recommend it on polished.
Wipe clean using a soft clean dry cloth or paper towel wiping in a circular motion.
I just did a bar cabinet top that had fifty years of rust colored stains and left it to dry for 48 hours.
Marble is a soft stone and acids like bkf actually dissolve the stone.
Just add water to make a soupy paste.
Bar keepers friend granite stone cleaner polish is specially formulated for use on smooth polished stone including granite marble and quartz.
In the past we ve boiled the crystals in rhubarb greens which contain oxalic acid but bar keeper s friend looks like it might be easier.
Yes it is completely safe.
Use bar keepers friend and a soft sponge to clean your stainless steel appliances.
Perhaps someone reading this will have a suggestion.
In short bar keepers friend is now my best friend.
Bar keepers friend cleaner and polish.
Sorry to not be of more help.
Great result with 95 of stains out.
The active ingredient in bar keeper s friend is oxalic acid.
At this point i decided the marble was already shot so i couldn t do much worse.
It is even recommended by the manufacturer.
That stuff removed some hard water stains on the tub that i thought would be there forever.
If you own or collect any of those brightly colored vintage pyrex dishes you can use bar keepers friend to clean them up.
It will make scuffs and scratches disappear.
The bottle told me it was ok to use on marble even though googling it told me it wasn t.
A few weeks ago commenters on the best way to clean your bathtub were giving rave reviews about a product i d never heard of bar keepers friend.
As i noted in the question above bar keepers friend is not recommended for use on marble or cultured marble.
Bar keeper s friend even has a cookware specific cleanser bar keeper s friend cookware.
Make sure to use a soft sponge to avoid scratching the finish.