Cookies
We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
Standards GB - Chinese national standards - Page 346
Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
Price display: excl. VAT
Displayed currency:
USD
Sort by:
GB/T 13898-1992
Show all technical information.
Water quality--Determination of ferro and ferric cyanic complex--Atom absorption spectrophotometry
Standard published on 23.11.1992
Selected format:Show all technical information.
GB/T 13899-1992
Show all technical information.
Water quality--Determination of ferro and ferric cyanic complex--Ferric trichloride spectrophotometry
Standard published on 23.11.1992
Selected format:Show all technical information.
GB/T 139-2008
Show all technical information.
Standard method for using the ferrous sulfat (fricke) dosimeter to measure absorbed dose in water
Standard published on 19.9.2008
Selected format:Show all technical information.
GB/Z 139-2025
Show all technical information.
Nanotechnologies—Guidance on the measurement of nanoparticle number concentration
Standard published on 3.12.2025
Selected format:Show all technical information.
GB/T 13900-1992
Show all technical information.
Water quality--Determination of RDX--Spectrophotometry
Standard published on 23.11.1992
Selected format:Show all technical information.
GB/T 13901-13902-1992
Show all technical information.
-
Standard published on 1.1.1992
Selected format:Show all technical information.
GB/T 13901-1992
Show all technical information.
Water quality--Determination of dinitrotoluene--Oscillopolarography
Standard published on 23.11.1992
Selected format:Show all technical information.
GB/T 13902-1992
Show all technical information.
Water quality--Determination of nitroglycerine--Oscillopolarography
Standard published on 23.11.1992
Selected format:Show all technical information.
GB/T 13903-1992 13905-1992
Show all technical information.
-
Standard published on 1.1.1992
Selected format:Show all technical information.
GB/T 13908-2020
Show all technical information.
General requirements for mineral exploration
Standard published on 28.4.2020
Selected format:Show all technical information.
Can we help you with something?
