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Database: 365,228(8 Aug 2026)

Primary and secondary spectrograms

Primary and secondary spectrograms, Total:169 items.

The international standard classification for "Primary and secondary spectrograms" includes: Chemical reagents , Animal feeding stuffs , Iron and steel products in general , Protection against crime , Other products of non-ferrous metals .

The Chinese standard classification for "Primary and secondary spectrograms" includes: Chemical reagent in general , , Livestock and poultry feed and additive , Crime judging technology , Technical Management , Rare light metals and their alloys .


Group Standards of the People's Republic of China

Professional Standard - Chemical Industry

Sichuan Provincial Standard of the People's Republic of China

  • DB51/T 2813-2021 Technical regulations for the production of first-class and second-class seed potatoes

Taiwan Provincial Standard of the People's Republic of China

Shaanxi Provincial Standard of the People's Republic of China

Guizhou Provincial Standard of the People's Republic of China

  • DB52/T 803-2013 Technical regulations for the production of virus-free original seeds, first-class and second-class seed potatoes

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 14999.5-1994 Photomicrographs and photomacrographs for evaluating of heat - Resisting superalloys

Military Standard of the People's Republic of China-General Armament Department

  • GJB/J 3605-1999 National defense measuring instrument grade chart coaxial two-port S parameters

Professional Standard - Nuclear Industry

  • EJ/T 20140-2016 Determination of 241Am in nuclear-grade plutonium dioxide powder-by γ-spectrum
  • EJ/T 454-1989 300,000-kilowatt pressurized water reactor nuclear power plant primary circuit main and auxiliary system safety first-level, second-level and third-level piping installation technical conditions

Professional Standard - Aviation

  • HB 1-124-1974 Two-level accuracy (dd) one side cut flat cylinder head bolts
  • HB 1-123-1974 Two-level accuracy (dc) one side cut flat cylindrical head bolts
  • HB 1-122-1974 Two-level precision (db) one side cut flat cylinder head bolts

Professional Standard - Agriculture

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence

  • GJB/J 2739-1996 General rules for drafting of hierarchy schemes of measuring instrument for national defence

Professional Standard - Railway

  • TB/T 3212.1-2009 Metallographic Atlas for Metallographic Microstructure Examination of Low Alloy Cast Steel for Rolling Stock - Part 1: Grades B and B + Cast Steel

Zhejiang Provincial Standard of the People's Republic of China

  • DB33/T 542-2005 Determination of chloramphenicol residues in aquatic products by gas chromatography-secondary mass spectrometry

Professional Standard - Public Safety Standards

  • GA/T 1652-2019 Forensic sciences-Examination methods for capsaicin,dihydrocapsaicin and nonivamide in vegetable oils-LC-MS

Professional Standard - Electron

  • SJ 2804.2-1987 Method for determination of trace Nitrogen in electronic grade Argon--Concentration gas chromatographic method (Part two)
  • SJ 3239-1989 General requirement for gas chromatography analysis method

Professional Standard - Non-ferrous Metal

North Atlantic Treaty Organization Standards Agency

SCC

US-FCR

U.S. Environmental Protection Agency (U.S. EPA)

GB-REG

Society of Automotive Engineers (SAE)

HU-MSZT

German Institute for Standardization

  • DIN EN 13717:2003 Surface active agents - Determination of primary, secondary and tertiary amino nitrogen - Potentiometric titration; German version EN 13717:2002
  • DIN EN ISO 8559-2 E:2020-09 Garment Sizing Part 2: Primary and Secondary Size Indicators (Draft)

VDI - Verein Deutscher Ingenieure

  • VDI 2467 Blatt 2-1989 Gaseous air pollution measurement; measurement of primary and secondary aliphatic amines by means of the high performance liquid chromatography (HPLC)
  • VDI 2467 Blatt 1-1989 Gaseous air pollution measurement; measurement of the concentration of primary and secundary amines by thin-layer chromatography; visual and densitometric method

European Committee for Standardization (CEN)

  • EN 13717:2002 Surface active agents - Determination of primary, secondary and tertiary amino nitrogen - Potentiometric titration
  • EN ISO 8559-2:2020 Size designation of clothes - Part 2: Primary and secondary dimension indicators (ISO 8559-2:2017)
  • EN ISO/IEC 11544:1995 Information Technology - Coded Representation of Picture and Audio Information - Progressive Bi-Level Image Compression

TIA - Telecommunications Industry Association

  • TIA-102.CAEB-2009 Project 25 Conformance Profile Level Two – Advanced Conventional Operation

(U.S.) Telecommunications Industries Association

Korean Agency for Technology and Standards (KATS)

  • KS X ISO/IEC 14492:2005 Information technology-Lossy/lossless coding of bi-level images
  • KS X ISO/IEC 14492:2013 Information technology-Lossy/lossless coding of bi-level images
  • KS X ISO/IEC 14492-2005(2010) Information technology-Lossy/lossless coding of bi-level images
  • KS X ISO/IEC 11544:2003 Information technology ? Coded representation of picture and audio information-Progressive bi-level image compression
  • KS B ISO 2186:2014 Fluid flow in closed conduits-Connections for pressure signal transmissions between primary and secondary elements
  • KS B ISO 2186:2015 Fluid flow in closed conduits — Connections for pressure signal transmissions between primary and secondary elements
  • KS K 0504-2007 Standard photographs for pilling grade

International Organization for Standardization (ISO)

  • ISO 8559-2:2017 Size designation of clothes - Part 2: Primary and secondary dimension indicators
  • ISO 5438:1985 Acid-grade and ceramic-grade fluorspar — Determination of silica content — Reduced molybdosilicate spectrometric method

RU-GOST R

  • GOST R 52314-2005 Standard thermoelectric platinumrhodium/platinum and platinumrhodium/platinumrhodium converters of the first, second and third grades. General technical requirements
  • GOST R 51233-1998 State system for the uniformity of measurements. Standard platinum resistance thermometers of the first and second grades. General requirements
  • GOST 25864-1983 Forcemeasuring standard machines of 2 grade. General technical requirements
  • GOST R 8.571-1998 State system for ensuring the uniformity of measurements. Standard platinum resistance thermometers of the first and second grades. Methods of calibration

Japanese Industrial Standards Committee (JISC)

American National Standards Institute (ANSI)

YU-JUS

  • JUS N.R1.371-1979 Semiconductor diodes. Essential ratings and characteristics: Voltage reference and voltage regulator diodes
  • JUS N.R1.420-1979 Voltage reference diodes and voltage regulator diodes. Measuring methods
  • JUS N.R1.374-1980 Semiconductor diodes. Essentialratings and chdracteristics. Ttmneldiodes

International Telecommunication Union (ITU)

  • ITU-T G.741 SPANISH-1993 GENERAL CONSIDERATIONS ON SECOND ORDER MULTIPLEX EQUIPMENTS
  • ITU-T Q.822 AMD 1-2003 Stage 1 stage 2 and stage 3 description for the Q3 interface Performance management Amendment 1: Generic transport performance management SERIES Q: SWITCHING AND SIGNALLING Q3 interface Amendment 1; Study Group 4
  • ITU-T Q.822-1994 Stage 1 Stage 2 and Stage 3 Description for the Q3 Interface - Performance Management - Specifications of Signalling System No. 7 (Study Group 11) 54 pp

American Society for Testing and Materials (ASTM)

  • ASTM D2074-07(2019) Standard Test Methods for Total, Primary, Secondary, and Tertiary Amine Values of Fatty Amines by Alternative Indicator Method
  • ASTM E1119-09(2015) Standard Specification for Industrial Grade Ethylene Glycol
  • ASTM E1177-98 Standard Specification for Engine Coolant Grade Ethylene Glycol
  • ASTM E1119-97(2002) Standard Specification for Industrial Grade Ethylene Glycol
  • ASTM E1119-97 Standard Specification for Industrial Grade Ethylene Glycol

IN-BIS

Military Standards (MIL-STD)

SE-SIS

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc.

CU-NC

  • NC 62-21-1984 National Electroenergetic System. Secondary Circuits General Requirements

CEPT - Conference Europeenne des Administrations des Postes et des Telecommunications

  • ERC REPORT 24-1994 Examination Syllabi for 1st Class and 2nd Class Radio- Electronics Certificates for the GMDSS System (Nicosia@ March 1994)

RO-ASRO

AWS - American Welding Society

  • QC11-1996 Specification for Qualification and Certification for Level II - Advanced Welders

U.S. Military Regulations and Norms

Association Francaise de Normalisation

  • NF Z75-002:1995 Information technology. Coded representation of picture and audio information. Progressive bi-level image compression.

Australian/New Zealand Standard (AU-AS/NZS)

  • AS/NZS 4472:1997 Information technology - Coded representation of picture and audio information - Progressive bi-level image compression

American Welding Society (AWS)

  • AWS EG3.0-1996 Guide for the Training and Qualification of Welding Personnel Level II - Advanced Welder

Defense Logistics Agency

CZ-CSN

Indonesia Standards

Conference of European Post Telecommunication (CEPT)

  • CEPT ERC REPORT 24-1994 Examination Syllabi for 1st Class and 2nd Class Radio- Electronics Certificates for the GMDSS System (Nicosia, March 1994)

GM North America

Acoustical Society of America (ASA)