Boric Acid Powder 1kg Mix into a paste with water or methylated spirit then coat your solder join to help to prevent firestain.
This item will have to be sent via UK Mail Hazardous Materials & Liquids Only
This item will have to be sent via UK Mail Hazardous Materials and Liquids Only. Please note we are unable to deliver liquid and hazard goods abroad. Please contact your relevant country supplier.
Product images are for illustrative purposes only and may differ from the actual product
We use necessary cookies to make our site work. We'd also like to set optional cookies to help us improve it.
We won't set optional cookies unless you enable them.
Using this tool will set a cookie on your device to remember your preferences.