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
Unfortunately, we are not currently accepting orders for Northern Ireland, Jersey and Guernsey.
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
Meets the requirement of European & United States Pharmacopoeia Meets Food Chemical Codex Standards Meets EU Regulation No 231/2012
Minimum Assay: 99.0-100.5%
Molecular Formula: C6H5Na3O7.2H2O
Molecular Weight: 294.1 g/mol
Melting Point: 150 °C
E Number: E331
pH: 7.5-9.0
Chloride (Cl): <50mg/Kg
Oxalic Acid: <100mg/Kg
Sulphate (SO4): <100mg/Kg
Tartrate (USP/JP): Conforms
Heavy Metals (as Pb): <5mg/Kg
Arsenic (As): <1mg/Kg
Lead (Pb): <0.5mg/Kg
Hazard Phrases:
We can also accept a bank transfer (UK Only)