We don't just make fossil prep tools, we also sell fossil hunting hammers, chisels and lots of ID books!

£3.75

Johnson Test Papers Comparator Paper pH 0.5 - 5.5, pH paper

Available as 1 reel (5m x 7mm).

Good for testing pyritic specimens for sulphuric acid to check if there has been any pyrite decay. Also good when doing acid preparation of specimens. 


  • Guaranteed safe checkout

RELATED PRODUCTS

£16.63
£7.46