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 5915-01-466-4248
NSN 6150-01-567-5025
NSN 5895-01-537-6586
NSN 6240-01-071-7446
NSN 6135-01-445-6589
NSN 6685-00-377-5334
NSN 5990-01-560-0896
NSN 5915-00-866-9998
NSN 4140-00-406-4369
NSN 6105-01-361-9248
NSN 5935-00-177-6323
NSN 5998-01-424-0190