Zyglo® ZE-4E is a lipophilic emulsifier. It can be used in open tanks due to its low volatility and high flash point. ZE-4E is non-corrosive.
AMS 2644, MIL-STD-271, MIL-STD-2132, ASTM E 165, ASME B & PV Code, Sec. V, ASTM E 1417, Boeing P.S. 21202, AECL
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Applications: ZE-4E is used as a Method B lipophilic emulsifier for Magnaflux Post Emulsifiable Penetrants.
Classification: Method B - Lipophilic Emulsifier