On Sat, 27 Mar 2004, Alexander Mikhailov wrote:
> How compatible is the copper with the peroxide?
> Is the tin compatible with peroxide?
Copper is Class 4 (not recommended for any use with concentrated peroxide),
while *pure* tin is Class 1 (suitable for long-term contact), according to
the table in Kit&Evered.
> What difference for compatibility the stabilized peroxide makes versus
> unstabilized?
Difficult to predict. Stabilized peroxide is definitely more difficult
to catalyze, but that doesn't necessarily mean much for prolonged contact.
Henry Spencer
[EMAIL PROTECTED]
_______________________________________________
ERPS-list mailing list
[EMAIL PROTECTED]
http://lists.erps.org/mailman/listinfo/erps-list
