Whatman Acid Alkali Test Paper, Book, Litmus Blue, 10 books of 20 strips

Name: Whatman Acid Alkali Test Paper, Book, Litmus Blue, 10 books of 20 strips
Brand: Whatman

Blue and red litmus paper and phenophthalein strips are mixed-indicator tests designed for fast, accurate, and reliable pH solution testing. Instant pH readings Mixed-indicator Accurate for a wide range of routine pH testing Convenient and portable for field use Choice of blue and red litmus paper or phenophthalein strips Color change in pH solutions ranging from approximately 5 to 8 Universal indicators Cytiva's acid-alkali litmus paper is impregnated with a mixture of pH indicators. They assume a color specific to sample pH upon contact with a sample. Red litmus paper turns blue in alkaline solutions Blue litmus paper turns red in acidic solutions Phenophthalein strips are colorless in acidic solutions and pink in basic solutions > The convenience of using indicator papers for the rapid determination of pH values has a variety of applications in laboratories and industry. BMostrar mais

107,88 €

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