We do not offer international shipping to countries within the European Union
We can only ship non-hazardous products to Rest of World
Compare all Pack Sizes
We can only ship to Northern Ireland where a Royal Mail postal option has been chosen at checkout.
We can only ship to the following postcodes where a Royal Mail postal option has been chosen at checkout.
AB, DD, DG3, DG4, DG6 - DG9, EH, FK, G, HS, IM, IV, KA, KW, KY, ML, PA, PH, PO30 - PO41, TD, TR21 - TR25, ZE
Litmus Blue Indicator Paper, 4 x 25 per pack for use in solutions. It can be used in Educational or Industrial Sectors. It can also be used for personal use, depending on the solution you are testing.
Remove one of the Litmus Blue papers from one of the books in the pack. Dip the paper into the solution you are testing for around 1-2 seconds and remove. The strips become red in seconds if dipped into a solution that is acidic,and will remain blue if the solution is not acidic.
Manufactured by Johnsons Test Papers in UK
Superb Quality, Accuracy and Reliability
Litmus Blue Paper
Pack: 10 books per pack, 20 strips per book
pH Range: 7
Colour Change: Blue-Red
We can also accept a bank transfer (UK Only)