MV-740 Water Based Visible Particle Suspension Magnaflux| 32351 MV-740 Water Based Visible Particle Suspension Print Magnaflux| 32351 MV-740 Water Based Visible Particle Suspension This highly-sensitive water-based magnetic particle fluid for visible wet method magnetic particle testing to locate fine and medium disciunuities on finished parts. MV-740 is often used with WCP-2 white contrast paint to improve contrast and inspection sensitivity. Options: 01-9140-35: 1 gal (3.78L), case of 4. 01-9140-78: Aerosol cans, case of 12. Contact us for more information, or to receive a quote. Request for information