Certificate of RegistrationThis certifies that the Quality Management System of

DNP Imagingcomm America Corporation1001 Technology Drive

Mount Pleasant, Pennsylvania, 15666-1766, United States

has been assessed by NSF-ISR and found to be in conformance to the following standard(s):

ISO 9001:2015Scope of Registration:

Design, Manufacturer and Distribution of Industrial and Imaging Products based on various applied chemistries

Tom Chestnut,Sr Vice President - ISR, NSF-ISR, Ltd.

Certificate Number: C0003158-IS7Certificate Issue Date: 21-JUN-2019Registration Date: 27-JUN-2019Expiration Date *: 26-JUN-2022