27 Jul Copper Chloride dihydrate Reagent 99+% with cert. – 125 g (NOT 250 g )
Copper (II) Chloride dihydrate is cupric chloride dihydrate - 125 g (NOT 250 g as in photo.). Humidity Indicator : Has been used to replace cobalt chloride. 37.3% copper by weight. Printed Circuit Board Manufacture: to etch copper....