T/CIC 403-2022 Graphene masks for primary and secondary school students
T/CIC 403-2022
Basic Information
Scope
Scope: This document specifies the terminology, requirements, testing rules, usage instructions, packaging, marking, transportation, storage, and safety warnings for graphene masks used by primary and secondary school students (hereinafter referred to as masks). This document applies to graphene masks worn by primary and secondary school students in their daily learning environments. Main technical content: This document specifies the terminology, requirements, testing rules, usage instructions, packaging, marking, transportation, storage, and safety warnings for graphene masks used by primary and secondary school students. This document applies to graphene masks worn by primary and secondary school students in their daily learning environments.