Luminescent magnetic concentrate KLEVER KV LUMMagnetic powder material for the preparation of water-based luminescent magnetic suspension. Complies with GOST R ISO 9934-2-2011, GOST R 56512-2015, as well as foreign specifications AMS-2641A, ASTM-3043, ASME B & PV Code Sec V, ASTM E-709, ASTM E-1444.