3ml per vial. Minimum order 5 vials.IFU available in English,French,German Spanish only.CE marked for use as an IVD Within the UK, EU member states and EEA countries. In all other territories this product can be used for research purposes onlyThis reagent is compatible with the Result Reporting Software (RRS) application, use link for more detailshttps://www.nibsc.org/products/rrs.aspx