Inquiry (采购产品): Instarok Cement We need to know the thermal endurance of your Instarok cement to conform with IEC60079-0 sections 26.8 and 26.9 – storage at an ambient of 80C for four weeks at 90% relative humidity then storage at an ambient of minus 10C for 24 hours. Was this cement, also known as Killark SC, tested to these conditions? Please inform us so that UL may waive our required testing – thank you **** Hidden Message ***** Frederick Kiddle 24901 Company: ABB Inc E-mail: scott.kiddle@us.abb.com **** Hidden Message ***** scott.kiddle@us.abb.com