DescriptionPrinted on demand.
Ships between Monday April 22nd and Tuesday April 30th.
Printed in the US and Europe.
Image: Citric acid crystals in a polarizing microscope (250x magnification in A3) by Doc. RNDr. Josef Reischig, CSc.
This sleek iPhone case protects your phone from scratches, dust, oil, and dirt. It has a solid back and flexible sides that make it easy to take on and off, with precisely aligned port openings.
• Hybrid Thermoplastic Polyurethane (TPU) and Polycarbonate (PC) material
• Solid polycarbonate back
• Flexible, see-through polyurethane sides
• .5 mm raised bezel
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