T/LWB 027-2020 Active Group standards

T/LWB 027-2020 Disposable Mask

Publish Date: 2020-03-01 Implement Date: 2020-03-15 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/LWB 027-2020

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Textile products

ICS Name: Respiratory protective equipment

Publish Date: 2020-03-01

Implement Date: 2020-03-15

Scope

Main technical content: The filtration efficiency of the saline medium is ≥99%.

Development Information

Related Standards

GB/T 6224.1-1986 Replaced

GB/T 6224.1-1986 Test method for total inward leakage of filtering particle respirator

Publish Date: 1986-04-09

GB/T 6224.2-1986 Replaced

GB/T 6224.2-1986 Test method for filter efficiency of filtering particle respirator

Publish Date: 1986-04-09

GB/T 6224.3-1986 Replaced

GB/T 6224.3-1986 Test method for the dead space of filtering particle respirator

Publish Date: 1986-04-09

GB/T 6224.4-1986 Replaced

GB/T 6224.4-1986 Test method for airflow resistance of respiration of filtering particle respirator

Publish Date: 1986-04-09

GB 8159-1987 Replaced

GB 8159-1987 Mine filter self rescuer for carbon monoxide

Publish Date: 1987-08-14

GB/T 8160-1987 Replaced

GB/T 8160-1987 Test methods of mine filter self rescuer for carbon monoxide

Publish Date: 1987-08-14