We have EO and steam sterilization pouch roll 16 years manufacturing ... able to produce any specification as you need Sterilization method EO ,STEAM ,FORMWay of manufacturing OEM INTRODUCTION FOR USE1, ... . 4,put the item packaged into steam autoclave or EO. 5,pay much attention to the colour changing :as ... ,the mark turns black after STEAM sterilization,as for EO is brown. 6,HOW to open the pouch: open ...