cosmetic tubes cosmetics use

Improper use of cosmetics can cause allergies, many people have encountered improper use of cosmetics annoyance. In fact, the cosmetic skin allergy test acrylic bottle‍ method is very simple, first with a cloth soaked in distilled water or physiological saline, half twist to dryness and folded in 4 layers of about 1 cm square size, the cosmetic coating side of the cloth, and then deposited on the forearm on the inside or back to normal skin, then covered airtight cellophane or plastic film to tape securely. After 24 to 48 hours of observation, if the test site without any symptoms, it indicates that the cosmetic plastic jar containers‍ skin irritation, safer. If the test of the drama weary or burning, indicating that the cosmetic skin irritation, suggesting that cosmetics must not use the test substance should be promptly removed, rinse with water.