-3 %Whatman Acid Alkali Test Paper, Book, Litmus Blue, 10 books of 20 strips
Whatman

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

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. BZobraziť viac
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Whatman
Kategórie
Obchod a priemysel > Veda a laboratórium > Laboratórne vybavenie

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