The breath sample is bubbled in one vial through a mixture of sulfuric acid, potassium dichromate, silver nitrate and water. |
The two listed active ingredients, white bryony and potassium dichromate, are diluted to.000001 PPM and 1 PPM respectively. |
Potassium hydroxide would cause an orange coloured potassium dichromate solution to change to yellow. |
Common oxidants include the halogens, oxygen, ozone, potassium permanganate, potassium dichromate, nitric acid, and concentrated sulfuric acid. |
The equilibrium is disturbed once again, and the chromate ions react with the hydrogen ions to form dichromate ions. |
In this technique nervous tissue is fixed with potassium dichromate and then suffused with silver nitrate. |