cronak process मीनिंग इन हिंदी

उदाहरण वाक्य

1. The widely used Cronak process for zinc and cadmium consists of 5 10 seconds of immersion in a room-temperature solution consisting of 182 g / l sodium dichromate crystals ( Na 2 Cr 2 O 7 ?2H 2 O ) and 6 ml / l concentrated sulfuric acid.