Borate Solution
Dissolve 9.55 g of sodium tetraborate in sulfuric acid (96% w/w), heating on a water bath, and add sufficient sulfuric acid (96% w/w) to produce 1000 mL.
Dissolve 9.55 g of sodium tetraborate in sulfuric acid (96% w/w), heating on a water bath, and add sufficient sulfuric acid (96% w/w) to produce 1000 mL.