JB/T 11938-2014Laboratory automatic ammonia nitrogen analyzers - Nessler's reagent spectrophotometry (English PDF)
实验室氨氮自动分析仪-纳氏试剂分光光度法
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
May 6, 2014
Implementation date
October 1, 2014
Scope
JB/T 11938-2014 is the English-translated version of 实验室氨氮自动分析仪-纳氏试剂分光光度法.
JB/T 11938-2014 is a recommended Chinese machinery industry standard for laboratory automatic ammonia nitrogen analyzers working by Nessler reagent spectrophotometry. It sets the requirements for such an analyzer, the test methods, the inspection rules, and marking, packaging, transportation and storage. It applies to the laboratory automatic ammonia nitrogen analyzer that uses the Nessler reagent spectrophotometric method. Among the standards it quotes are GB/T 191-2008, GB/T 2829-2002, GB 4793.1-2007, GB/T 11606-2007, GB/T 13384-2008 and HJ 535-2009.
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Document preview — JB/T 11938-2014
National Standard of the People's Republic of China
- ICS
- 71.040.10
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
JB/T 11938-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 191-2008
GB/T 2829-2002
GB 4793.1-2007
GB/T 11606-2007
GB/T 13384-2008
HJ 535-2009
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 191-2008Graphical symbols marking for handling and storage of packages
- GB/T 2829-2002Sampling procedures and tables for periodic inspection by attributes
- GB/T 11606-2007Methods of environmental test for analytical instruments
- GB/T 13384-2008General specifications for packing of mechanical and electrical product
GB 4793.1-2007 · HJ 535-2009
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Related Standards
GB/T 11606-2007 — Methods of environmental test for analytical instruments
GB/T 13384-2008 — General specifications for packing of mechanical and electrical product
JB/T 106-2024 — Valves marking and coating
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JB/T 11938-2014
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