Here is what I like to do when I am cleaning silver.
Take an aluminum coffee bag (Most vacum packed coffee comes in a
printed bag made of thin aluminum), and rinse it well. Check inside
to see if it is silver colored.
Add a cup of vinegar and a teaspoon of salt (+/-).
Add a bunch of your beads or a necklace etc,.
Fold top of bag and shake well for a short while.
pour content into a bowl with a strainer (to catch your bead).
The tarnish should be gone on all the beads now.
If it does not do a great job try heating the vinegar/salt slightly
before adding the silver again. (Don't put a coffee bag in the
This is also a great tip for those who have silver displays or lots
of silver at home and have to do a quick tarnish removal. Takes very
little time, is not caustic and the materials are cheap and readily
available even on the road...
Variation: lay some sheet aluminum in a glass baking dish. Add
vinegar salt mixture to cover larger peices and cutlery etc,.