We do not offer international shipping to countries within the European Union
We can only ship non-hazardous products to Rest of World
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Unfortunately, we are not currently accepting orders for Northern Ireland.
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
Indigo Carmine is a dark blue to purple powder. The primary use is as a pH indicator. It is blue at pH 11.4 and yellow at 13.0. Indigo carmine is also a redox indicator, turning yellow upon reduction.
Hazard Phrases: Harmful if swallowed.
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We can also accept a bank transfer (UK Only)
