


Take the mixture in the white beaker and pour it into one of the brown bottle on the top shelf at left to get formula. Pour the 4 ml water into the white beaker. Take the water (H2O) on the sink and pour some into the 4 ml graduated cylinder.

Pour the remaining 1 ml of Nitric acid in the graduated cylinder into the white beaker. Pour the 4 ml Nitric acid in graduated cylinder on to the 3 ml cylinder. Take Nitric acid (HNO3) and pour some on the 4 ml graduated cylinder. Take the poured acid and empty it on the white beaker. Take Hydrofluoric acid (HF) and pour some on the 3 ml graduated cylinder. Press for Master: pink, blue, green, green, blue, pink, green, blue, pink.ģ parts of Hydrofluoric acid (HF) + 1 part Nitric Acid (HNO3) + 4 parts Water (H2O) for silicon base wafers. Press for Amateur: blue, brown, brown, blue, brown, blue, blue.
