He dropped a piece of litmus paper into an acid, when it changed instantly to red, and on floating it in an alkali it turned as quickly to blue. "The litmus paper is still the litmus paper," he enunciated in the formal manner of the lecturer. View in context Gigs are the litmus pa...
litmus paper inChemistry topic From Longman Dictionary of Contemporary Englishˈlitmus ˌpapernoun[uncountable]papercontaininglitmus, used totestwhether achemicalis anacidor analkaliExamples from the Corpuslitmus paper•The use oflitmus paperfurnishesanother example of such atransformation.•In adrawe...
Litmus paper is used to test the pH balance of a liquid or substance. Most substances are either alkali or acid. Alkaline, or basic, chemicals include baking soda, ammonia and lye. Acidic substances include vinegar, lemon juice and battery acid. Alkalies and acids are at opposite extremes ch...
litmus•The case of travellers is something of alitmustest.•Forbes, meanwhile, has made winning Arizona hislitmustest for capturing the nomination.•The use oflitmuspaper furnishes another example of such a transformation.•What clearer laboratory orlitmustest could there be to show that our...
•Heinstitutedastringentlitmustest on doctrinalmatters.•In adrawerthelitmuspapermusedupon which way to turn.•Comparisonis the onlytruelitmustest of objectivity. Pictures of the day What are these? Click on the pictures to check.
1 x PH Test Paper Note: Can not indicate the Acid or alkali solution when its density was lower than 0.01%. Keep dry for the rest paper. Please allow 0-1cm errors due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since mo...
litmus paper absorbent paper impregnated with a solution of litmus, dried and cut into strips. It is used to indicate the acidity or alkalinity of solutions. If dipped into alkaline solution it remains blue; acid solution turns it red. It is used to test urine and other body fluids; it ha...
PURPOSE:To obtain the title test paper which is capable of determining the bile acid in the body fluid accurately, simply in a shortened time, by allowing the carrier made of a macromolecular material to support a specific reagent composition and an additive such as ethylenediaminetetraacetic acid...
Litmus reagent in case of alkali turn blue, when the acid turns red, this is the two-way indicator that boryella is looking! Since then, litmus reagent is widely used to test the acid and alkaline solution. The major invention of Boyi was made in 1646 and is still widely used today. ...
Half second later, take out the paper and using the color chart included, compare the color change of the paper to find out the acidity level of your testing subject. 2.Can not indicate the Acid or alkali solution when its density was lower than 0.01%. 3.Keep dry for the rest paper...