Radnor 64000206 12 Ounce Nuclear Developer (12 PER CASE) Signs * Bright white porcelain has

* Bright white porcelain has an elegant look

yet durable

from 20" to 23"

Won't snag socks or stockings

Radnor 64000206 12 Ounce Nuclear Developer (12 PER CASE) Signs * Bright white porcelain hasThe role of Radnor Developer is to pull the trapped penetrant material out of defects and spread it out on the surface of the part so it can be seen by an inspector. The fine developer particles both reflect and refract the incident ultraviolet light, allowing more of it to interact with the penetrant, causing more efficient fluorescence. The developer also allows more light to be emitted through the same mechanism. This is why indications are