Moisture analysis pads compatable for use in both microwave as well as infared balances. These pads conform to the AOAC standards for food analysis. 4in x 4in, 400 per pack. Also widely used in industrial QA test methods such as moisture content of plastic resins, gels, pastes and semi-solids. LE-MA44-A Material thickness = 0.43mm, Basis weight = 64g/m2. Product is 100% manufactured in the USA. The packaging is a sustainable paperboard carton that protects the stack of pads during storage. It is ergonomically designed to allow easy use. LabExact is a leading producer of moisture balance pads and supplies some of the largest brands in the market. We are known for value and quality.