[meteorite-list] blue crystals as desiccants

[Martin Altmann]

Here in Germany the dessicants with the cobalt-indicator is more and more
replaced by the orange dessicants, as the cobalt-stuff was rated in 2000 to
be weakly carcinogenic.

I read, that the orange stuff uses that as indicator:
http://en.wikipedia.org/wiki/Phenolphthalein

Martin