ZK disposable medical cotton ball is made of natural materials, using 100% natural quality cotton made processing, white and soft. It contains fluorescent agents, non-toxic, non-irritating.Sterilizing grade cotton mainly for skin when wound cleaning, non-sterile medical grade is mainly for general non-wound skin cleansing. It is also for beauty, household cleaning everyday life. Product Specification: Material cotton Color white Type Sterile/ no sterile MOQ 2000 bags Packaging details 500g, 400g, 300g, 250g, 200g, 100g, 50g or 20g per bag Carton Size 60*56*48cm G.W 15kg Production ability 220 tons/month production capacity Delivery time 20 workdays after receipt of payment Payment T/T Product Feature: Suitable for skin cleansing and capillary blood collection before subcutaneous injection, cleaning small wounds, cuts, blemishes, and acne to cleaning skin areas, immunizations or insulin shots. Specification for the medical absorbent cotton: Meet national medical industry standardsã??medical absorbent cotton(YY0330-2002)ã?? Sterile standard: GB18278,GB18279,GB18280. Ethylene oxide residues: