Magnaflux Echogel Couplant Magnaflux| 19390 Magnaflux Echogel Couplant Print Magnaflux| 19390 Magnaflux Echogel Couplant The Echogel 20 is an economical water based, water-soluble couplant with outstanding wetting capabilities and good corrosion inhibition. Glycerine free, it meets nuclear specifications for halogen and sulfur levels. Temperature range: -3 to 60°C (27 to 140°F). 48-901: Echogel 20, grade 20 couplant, 1gal (3.78L) container. 48-905: Echogel 20, grade 20 couplant, 5gal (18.9L) container. 48-955: Echogel 20, grade 20 couplant, 55gal (208L) drum. 47-955: Echogel 14, grade 14 couplant, 55gal (208L) – Special orders. Request for information
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