A liquid agent which must be applied to the nonwater-washable penetrant after the proper dwell time has elapsed to permit water rinsing. This requires an additional step and a period of time must be allowed for the combining to occur.
NSN 5910-01-282-3108
NSN 5945-01-452-1814
NSN 5835-01-512-4834
NSN 5950-01-319-4804
NSN 6150-01-400-4211
NSN 7035-01-140-5942
NSN 5920-00-649-6185
NSN 6105-01-357-4896
NSN 6135-01-350-2932
NSN 6150-00-946-5547
NSN 6620-00-148-8307
NSN 5985-00-158-5316