Each reel contains a paper strip 5 metres long x 7 mm wide. Supplied singly.
Indicator paper rolls
pH papers
Test papers
Indicator paper rolls
pH papers
Test papers
Indicator paper rolls
pH papers
Test papers
Indicator paper rolls
pH papers
Test papers
Indicator paper rolls
pH papers
Test papers
Indicator paper rolls
pH papers
Test papers
Indicator paper rolls
pH papers
Test papers
Indicator paper rolls
pH papers
Test papers
Indicator paper rolls
pH papers
Test papers