The medical cotton ball are all made of high quality material and have passed all kinds of the standards and you can use them without any worry. This kind of the absorbent cotton ball s can be used for many situations and you can prepare some for emergency.
Specification of Cotton Ball
Material:100% Cotton
Color:White
PH Value:5.5-7.5
Humidity: 8% Max
Fiber Length : 13-16mm
Surface Active Substance : 2mm Max
Main use : wound management