KS P ISO 11140-4-2020 Sterilization of health care products — Chemical indicators —Part 4: Class 2 indicators as an alternative to the Bowie and Dick-type test for detection of steam penetration
2020KS P ISO 11140-4:2020 Sterilization of health care products — Chemical indicators —Part 4: Class 2 indicators as an alternative to the Bowie and Dick-type test for detection of steam penetration
2009KS P ISO 11140-4:2009 Sterilization of health care products-Chemical indicators-Part 4:Class 2 indicators as an alternative to the Bowie and Dick-type test for detection of steam penetration