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
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)