No totally different, universal indicator is a mixture of chemical which shows the precise p.H of a substance, blue litmus paper reveals whether the substance is acidic or alkaline.
Universal indicator paper will turn blue or blue-green when dipped into ammonia solution, indicating that the solution is basic or alkaline.
blue
Universal Indicator Blue was created in 1992.
Ammonia gas would turn universal indicator paper blue or purple depending on the concentration of ammonia present.
Litmus paper goes red or blue in acids or universal indicator may measure some level of pH
When an alkali is added to universal indicator, the color of the indicator will typically change to blue or purple, indicating a high pH. Alkalis are substances that have a pH above 7 and tend to turn universal indicator towards the blue end of the spectrum.
Alkalis turn universal indicator blue or purple.
You could test the pH of the substance with UI (universal indicator) paper, or some other indicator. If the pH is <7 or the paper is red/orange/yellow, then its acidic. If the pH is >7 or the paper is blue/purple, then its alkaline. In-between is neutral (green).
When universal indicator is put in water soluion of alkalis (base) it indicates significant blue colour.
A base typically turns universal indicator solution blue or purple.
Alkalis turn universal indicator blue or purple.