PCB Developer Solution Powder 4oz NaOH Sodium Hydroxide 99% Pure
Custom PCB fabrication is easy with this Sodium Hydroxide Powder. 99% Pure, NaOH 4oz bottle. Mix 12g of NaOH per litre of water (about a teaspoon) to make a PCB developer when working with photoresist. Develop your PCBs and leave beautiful traces ready for etching.