Examples of using Hydroxide solution in English and their translations into Italian
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Adjust the pH value to 6.3 with small additions of acetic acid or sodium hydroxide solution(4.14) using a pH meter for measurement.
Oxidation Add 20 millilitres of sodium hydroxide solution(4.2) and 20 millilitres of water.
Adjust the pH to exactly 6,3, first with the 0,5 mol/l sodium hydroxide solution(4.3), then with the 0,025 mol/l solution 4.4.
Neutralize the surplus acid with the 5 mol/l sodium hydroxide solution(4.12) using the pH meter.
Sodium hydroxide solution, approximately 30% NaOH(d20 1.33 g/ml), ammonia free.
X0 is the volume, in ml, of the 0,025 mol/l sodium hydroxide solution(4.4); needed fot the blank solution. .
X1 is the volume, in ml, of the 0,025 mol/l sodium hydroxide solution(4.4); needed for the test solution. .
Titrate with the 0,025 mol/l sodium hydroxide solution(4.4) to pH 6,3 at least 1 minute stability.
The operation is satisfactory when the barium hydroxide solution in the absorber F2 remains clear.
Ml of exactly 0,025 mol/l sodium hydroxide solution corresponds to 0,27025 mg B.
Add three millilitres of sodium hydroxide solution(4.2) and two millilitres of hydrogen peroxide solution 4.3.
Dilute the 0,5 mol/l sodium hydroxide solution(4.3) 20 times with boiled water and mix thoroughly.
Connect the flask to the distillation apparatus, add 20 ml of sodium hydroxide solution(4.9) and distil as described in 7.1.1.2.
Rapidly introduce 50 ml of barium hydroxide solution(3.4) into each of the absorption vessels F1 and F2.
Gradually add ammonia hydroxide solution(4.4) until the solution becomes blue, then add 1 ml in excess.
The solution is brought to pH 5.5 with 0.1 mol sodium hydroxide solution.
back titrate with the sodium hydroxide solution 3.6.
F is the boron(B) value, in mg/ml, of the 0,025 mol/l sodium hydroxide solution mol/l(4.4);
Easily soluble in diluted hydrochloric acid and 1 mol/L sodium hydroxide solution.
is three-quarters filled with the sodium hydroxide solution(A.2.2.1) which is heated to 50 °C. The samples are immersed in this dish