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topic 7727

Tin Oxide Removal


We would like to find a chemical stripping method for removing Tin Oxide from Noryl Plastic plating fixture. 65 degree C temp. limit.

Karl von Baderschneider
- Belding, MI, USA


Stannic oxide, SnO2 or SnO2*xH2O, is soluble in strong hydrochloric and sulfuric. Stannous oxide, SnO, is soluble in many acids and strong bases. Both are "tin oxide". Be sure to rinse your substrate after the procedure, especially after using strong bases, to prevent crazing.

Dale Woika
Surface Conversion Sciences - Bellefonte, Pennsylvania, USA

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