DescriptionPrinted on demand.
Ships between Friday August 23rd and Monday September 2nd.
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 Samsung 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 cuts and holes.
• Hybrid Thermoplastic Polyurethane (TPU) and Polycarbonate (PC) material
• Solid polycarbonate back
• Flexible polyurethane sides
• .5 mm raised bezel
• See-through sides
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