Betekenis van:
potassium hydroxide

Voorbeeldzinnen

1. potassium hydroxide
2. sodium and potassium hydroxide
3. Potassium hydroxide (caustic potash)
4. Bases, such as ammonium hydroxide, potassium hydroxide, sodium hydroxide
5. Potassium hydroxide solution, c = 0,23 mol/l.
6. Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium:
7. kg KOH Kilogram of potassium hydroxide (caustic potash)
8. Potassium hydroxide solution, c = 50 g/100 ml
9. Potassium hydroxide, 60 % solution, dissolve 600 g potassium hydroxide (minimum 85 %) in water and make up to one litre with water
10. Hydrolysed lecithins: not more than 45 mg of potassium hydroxide per gram
11. Add 50 ml ethanol (4.1) and 10 ml potassium hydroxide solution (4.2).
12. Filter under vacuum until dry and continue the analysis as described under 5, beginning with potassium hydroxide treatment.
13. The sample is hydrolysed with ethanolic potassium hydroxide solution and the vitamin E is extracted into light petroleum.
14. The sample, defatted where necessary, is treated successively with boiling solutions of sulphuric acid and potassium hydroxide of specified concentrations.
15. The sample is hydrolysed with ethanolic potassium hydroxide solution and the vitamin A is extracted into light petroleum.