"Caresource" is a leading laboratory equipment supplier in Dubai, Sharjah, Ajman, Umm Al Quwain, Ras Al Khaimah, Fujairah and beyond. Chemically treated paper strips change to indicate sanitizer level. Strips and color chart are packaged in a waterproof plastic vial. 2951 is specifically formulated to read all types of QAC. we provide premium top-quality products at affordable prices.... https://caresourceglobal.com/product/qac-test-papers/