Description
ZYGLO® ZE-4B is a ready-to-use, fast-acting lipophilic emulsifier with a high flash point and low volatility. It is biodegradable and safe to use on all aerospace alloys, including aluminium, steel, nickel and titanium.
Link: https://magnaflux.com/product-solutions/liquid-penetrant-inspection/cleaners/emulsifiers/
Supplier: Magnaflux