Printed in the USA.
Image: Citric acid crystals in a polarizing microscope (250x magnification in A3) by Doc. RNDr. Josef Reischig, CSc.
- Wooden frame
- Plexiglass face
- Pre-installed backside hook
- For indoor use
- Requires one AA battery (NOT included)
Citric acid is a weak organic acid that has the chemical formula C6H8O7. It occurs naturally in citrus fruits. In biochemistry, it is an intermediate in the citric acid cycle, which occurs in the metabolism of all aerobic organisms.
More than a million tons of citric acid are manufactured every year. It is used widely as an acidifier, as a flavoring and chelating agent. Learn more