nitrogen laboratory
nitrogen laboratory, Total:33 items.
The international standard classification for "nitrogen laboratory" includes: Other standards related to optics and optical measurements , Geology. Meteorology. Hydrology .
The Chinese standard classification for "nitrogen laboratory" includes: chromatograph , Meteorology .
Professional Standard - Machinery
- JB/T 6244-1992 Laboratory gas chromatograph
- JB/T 11938-2014 Ammonia-Nitrogen Automatic Analyzers for Laboratory-Nessler's Reagent Spectrophotometry
Henan Provincial Standard of the People's Republic of China
- DB4112/T 308-2022 Laboratory safety technical specifications for the use of liquid nitrogen
机械工业部
- JB 6244-1992 Laboratory gas chromatograph
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 30431-2020 Gas chromatography for laboratory
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 30431-2013 Gas Chromatograph for Laboratory
National Metrological Verification Regulations of the People's Republic of China
- JJG(烟草) 21-2021 Tobacco Laboratory Atmospheric Environment
- JJG(烟草)21-2021 Atmosphere Condition for Tobacco Laboratory
Professional Standard - Meteorology
- QX/T 221-2013 Technical requirements for construction of meteorological laboratory. Grade Ⅱstandard laboratory
Military Standards (MIL-STD)
- DOD A-A-51680-1987 BURNER, GAS, LABORATORY
- DOD A-A-51676-1987 CARTRIDGE, LABORATORY GAS BURNER
German Institute for Standardization
- DIN 30665-1:1982 Gas-appliances; gas-burners for laboratory use (laboratory burners)
- DIN 12918-2:2009-09 Laboratory equipment - Laboratory fittings - Part 2: Valves for fuel gases
- DIN 12918-2:2009 Laboratory equipment - Laboratory fittings - Part 2: Valves for fuel gases
- DIN 12702:1978 Laboratory glassware; volumetric glassware for gas analysis, gas burettes, azotometers, eudiometers, nitrometers
- DIN 12918-2 E:2008-03 Laboratory equipment - Laboratory fittings - Part 2: Valves for fuel gases
- DIN 12918-2:2002 Laboratory equipment - Laboratory fittings - Part 2: Valves for fuel gases
- DIN 12918-4:2004 Laboratory equipment - Laboratory fittings - Part 4: Valves for pure gases
- DIN 12918-4:2004-11 Laboratory equipment - Laboratory fittings - Part 4: Valves for pure gases
- DIN 12876-3:2001 Electrical laboratory devices - Laboratory circulators and baths - Part 3: Determination of ratings of laboratory baths
- DIN 12918-3:2004 Laboratory equipment - Laboratory fittings - Part 3: Valves for technical gases
- DIN 12918-3:2004-11 Laboratory equipment - Laboratory fittings - Part 3: Valves for technical gases
- DIN 12876-3:2001-12 Electrical laboratory devices - Laboratory circulators and baths - Part 3: Determination of ratings of laboratory baths
- DIN 30665-2:2021 Gas-appliances - Gas burners for laboratory use (laboratory burners) - Part 2: Conformity
HU-MSZT
- MSZ 12000/13.lap-1968 Definition of hard coal for laboratory testing Nitrogen; Chlorine; Oxygen; Arsenic
- MNOSZ 6633-1951 Laboratory gas combustion equipment
- MNOSZ 260-12.lap-1955 Experiments to detect sewage nitrogen and organic nitrogen
Underwriters Laboratories (UL)
- UL 3101-2-20-1997 UL Standard for Safety Electrical Equipment for Laboratory Use; Part 2: Laboratory Centrifuges First Edition
IT-UNI
- UNI 2739-1945 Glass products for chemical laboratories. Kjeldahl (nitrogen determination) flask
SCC
- DIN 12918-2 E:2008 Draft Document - Laboratory equipment - Laboratory fittings - Part 2: Valves for fuel gases
GSO
- GSO ISO 7056:2007 Plastics laboratory ware - Beakers
Standard Association of Australia （SAA）
- AS 2243.7:1980 Safety in laboratories - Electrical aspects
American Society for Testing and Materials (ASTM)
- ASTM D5373-08 Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Laboratory Samples of Coal
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