to test if a solution is acidic, alkaline or basic
It is Paraphenylene Diamine and it is used in hair dyes. It is also known as PPD (and Kala Patthar in Pakistan). PPD can be very harmful to people. See the related link for further information.
litmus paper and pH scale i am not sure about the rest :)
examples of cultures indicators
Indicators are used to test if something for example whether vinegar is an acid or alkali. Due to the pH scale, 1 - 3 is a strong acid, 4 - 6 is a weak acid, 7 is neutral, 8 - 10 is a weak alkali and 11 - 14 is a strong alkali. Vinegar should turn orange when added with an indicator, with the pH of about 3.
a ppd test can be given every month
Other names for a tuberculin skin test. PPD stands for purified protein derivative.
The PPD is a test for exposure to tuberculosis. There is no reason not to get this test if you were recently stick with the flu.
There's no wait time for varicella vaccine after a PPD. There's a wait for PPD after varicella vaccine.
The PPD test is the test for tuberculosis. The correct code for a positive test in the past is V12.01 for a personal history of tuberculosis.
Ppd test is a terbuculosis test. They put a needle under your skin and a bubble is there. Within 24 hours if the bubble doesn't disappear, You have T.b. =(
prednisolone may cause immunosuppression and thus reduce immune reaction of ppd test
It is a PPD
Standard definitions for ppd are: 1) Postpaid and 2) Prepaid. For convenience, some may use it as shorthand for "pounds per day," or some other non-standard abbreviations.
Yes
It is the Purified Protein Derivative tuberculin skin test.
The PPD skin test for tuberculosis is calculated in MM not percent. Induration of 2 or less than 2 mm, without blistering, is considered a negative skin test.