Respiratory protective equipment – non-powered air-purifying particle respirator
This standard applies to non-powered air-purifying respirator which can help provide respiratory protection against particles. This standard does not apply to respirator which provide respiratory protection against harmful gases and vapour, and it is not suitable for the respirators used in hypoxic environments, underwater operations, escape and firefighting.
GB 2626-2006 standard is the China national standard GB standard also called as Guo Biao Standards, China GB standards are classified as two stages, Mandatory or Recommended.
Mandatory standards have the force of law as do other technical regulations in China. They are enforced by laws and administrative regulations and concern the protection of human health, personal property and safety.
All standards that fall outside of these characteristics are considered Recommended standards.
China GB standards can be identified as Mandatory or Recommended by their prefix code, Prefix code GB are Mandatory standards, GB/T are Recommended standards (Quasi-Mandatory standards ).