T/SHFX 01-2021 Active Group standards

T/SHFX 01-2021 Disposable Non-Medical Face Masks

Publish Date: 2021-08-01 Implement Date: 2021-09-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/SHFX 01-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Medical hygiene products

ICS Name: Other

Publish Date: 2021-08-01

Implement Date: 2021-09-01

Scope

Main technical content: 1. Basic requirements: - The flat masks referred to in this standard are generally made of nonwoven fabrics (commonly known as nonwoven products) and are processed into rectangular flat masks. - The masks should be able to safely and securely cover the mouth and nose; they should be easy to wear and remove, with no obvious pressure or pain during use, and minimal impact on head movement. - The mask materials should not use recycled materials. The residual amount of restricted substances should meet relevant requirements, and the masks should not be treated with chlorine bleaching. 2. Requirements for dyeing and printing of masks: - Flat masks are primarily made of nonwoven fabrics, and their internal quality includes formaldehyde content, pH value, color fastness, odor, and decomposable carcinogenic aromatic amine dyes. The technical requirements of this standard comply with Category A requirements in GB 18401-2010. At the same time, it is proposed that materials in contact with the skin of masks should not be dyed or printed to reduce product safety risks. 3. Microbiological indicators: - Masks directly contact the human mouth and nose and are considered hygiene products. The microbiological indicators in this standard comply with the requirements for ordinary-grade masks in GB 15979-2002. 4. Ethylene oxide residue: - To improve the hygiene requirements of masks, mask manufacturers may conduct ethylene oxide sterilization treatment on finished products, but the residue level should meet the requirements of GB 19083-2010. 5. Filtration efficiency: - Referring to the standards of GB 2626-2019, GB/T 32610-2016, GB/T 38880-2020, and T/CNTAC 55-2020, the minimum filtration efficiency is 90%. 6. Respiratory resistance: - Respiratory resistance affects the comfort of wearing masks. In the preparation of this standard, the technical requirements of GB 2626-2019 and GB/T 38880-2020 were referen