According to the requirements of national standards and pharmaceutical industry standards, the production of absorbent cotton balls must meet the following requirements according to relevant literature:
raw materials
1. Absorbent cotton:
a) The quality of absorbent cotton used to make cotton balls must meet the requirements of YY0330-2002, hold the "Medical Device Registration Certificate", and pass the factory inspection conclusion;
b) The cotton fiber of the cotton swab should be soft, white, odorless, and free from yellow spots, stains, and foreign objects.
2. Bar:
a) The surface of plastic rods and paper rods should be smooth, free of burrs, and free of stains and foreign objects;
b) The surface of wooden sticks and bamboo sticks should be smooth and free of breakage, and there should be no stains or foreign objects.
Exterior
The cotton swab must be clean, the tip of the cotton swab is white and soft, and the pruning has no odor.
physical properties
1. Pull-off force of cotton head: the cotton stick roll should be tight inside and loose outside, and can withstand 100g pulling force and the cotton head does not fall off completely;
2. Bending resistance: the bar should be able to withstand 100g external force without permanent deformation or breakage.
hygiene standard
1. It should go through an effective sterilization process to ensure that the product is sterile;
2. After analysis, the residual amount of ethylene oxide should be less than 10μg/g.
