This standard specifies the product classification, technical requirements, test methods, inspection rules of masking paper, as well as requirements for marking, Encasement, transportation and storage. Applicable to paper used in the manufacture of masking tape. The standard includes test methods for various physical properties of paper, such as thickness, quantification, water-absorption, etc., to ensure that it is suitable for the requirements of use in the production of tape. Several relevant standards are cited, covering paper and Cardboard test methods and quality control procedures to ensure the mass and conformity of masking paper.