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Database: 365,228(8 Aug 2026)

rpr times

rpr times, Total:89 items.

The international standard classification for "rpr times" includes: Farming and forestry , Other standards related to farming and forestry , Special measuring equipment for use in telecommunications , Electroacoustics , Iron and steel products in general , Spinning, twisting and texturing machines , Textile machinery , Other textile machinery , Musical instruments .

The Chinese standard classification for "rpr times" includes: Forest management technology , Forestry chemical raw material , Economic forest and byproduct , Other electronic instrument and equipment , Acoustic Measurement , Spinning machinery and apparatus , Textile machinery spare parts , Musical instruments , Radio Measurement .


Hubei Provincial Standard of the People's Republic of China

Professional Standard - Forestry

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
  • GB/T 3241-1998 Octave-band and fractional-octave-band filters
  • GB/T 3241-2010 Electroacoustics - Octave-band and fractional-octave-band filters

Taiwan Provincial Standard of the People's Republic of China

Professional Standard - Textile

Anhui Provincial Standard of the People's Republic of China

  • DB3401/T 340-2024 The sprout doubling method for breeding haploid DH lines in maize

Professional Standard - Light Industry

Group Standards of the People's Republic of China

Ministry of Housing and Urban-Rural Development of the People's Replublic of China

National Metrological Verification Regulations of the People's Republic of China

  • JJG 449-2014 Octave-Band and Fractional-Octave-Band Filters
  • JJG 449-2001 Verification Regulation of Octave-Band and One-Third-Octave Band Filters

Professional Standard - Agriculture

National Metrological Technical Specifications of the People's Republic of China

  • JJF 1555-2015 Program of Pattern Evaluation of Octave-Band and Third-Octave-Band Filters

Professional Standard - Machinery

International Telecommunication Union (ITU)

National Fire Protection Association (NFPA)

  • NFPA 11-2020 Standard for Low-, Medium-, and High-Expansion Foam, 2021 Edition
  • NFPA 11-2015 Standard for Low-, Medium-, and High-Expansion Foam, 2016 Edition
  • NFPA 11-2009 Standard for Low-, Medium-, and High-Expansion Foam, 2010 Edition
  • NFPA 11-2023 Standard for Low-, Medium-, and High-Expansion Foam, 2024 Edition
  • NFPA 11-2016 CORR Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 1-2021 AMD 1 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 1-2021 AMD 2 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 11 AMD 1-2020 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 1-2021 AMD 3 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 1-2021 AMD 4 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 11-2021 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 11/22/2020)
  • NFPA 1-2021 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)

Institute of Electrical and Electronics Engineers (IEEE)

  • NFPA (Fire) 11 Standard for Low-, Medium-, and High-Expansion Foam, 2021 Edition

Canadian Standards Association (CSA)

American National Standards Institute (ANSI)

Engineering Sciences Data Unit (ESDU)

International Electrotechnical Commission (IEC)

  • IEC 60225:1966 Octave, half-octave and third-octave band filters intended for the analysis of sounds and vibrations

Türk Standardları Enstitüsü

Japanese Industrial Standards Committee (JISC)

Association Francaise de Normalisation

  • NF C97-010:1996 Electroacoustics. Octave-band and fractional-octave-band filters.
  • NF C97-010/A1:2002 Electroacoustics - Octave-band and fractional-octave-band filters.

European Committee for Standardization (CEN)

  • prEN 60225-1992 Electroacoustics; octave-band and fractional octave-band filters

GCC Standardization Organization

The Directorate General of Specifications and Metrology (DGSM)

Danish Standards Foundation

Korean Agency for Technology and Standards (KATS)

South African Bureau of Standard

  • SANS 61260:2009 Electro-acoustics - Octave-band and fractional-octave-band filters

Comitato Elettrotecnico Italiano

  • CEI EN 61260:1997 Electroacoustics - Octave-band and fractional-octave-band filters

Gosstandart of Russia

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

Spanish Association for Standardization (UNE)

Czech Standards Institute (UNMZ)

British Standards Institution (BSI)

  • BS EN 61260:1996 Electroacoustics - Octave-band and fractional-octave-band filters
  • BS 2475:1964 Specification for octave and one-third octave band-pass filters
  • BS EN 61260-3:2016 Electroacoustics. Octave-band and fractional-octave-band filters. Periodic tests

Bureau of Indian Standards

  • IS 7948-1987 Fenthion EC
  • IS 6964-1973 Specification for octave, half-octave and third-octave band filters for sound and vibration analysis

Standard Association of Australia (SAA)

  • AS Z41:1969 Octave, half octave and one-third octave band pass filters intended for the analysis of sound and vibrations

Lithuanian Standards Office

  • LST EN 61260-2001 Electroacoustics. Octave-band and fractional-octave-band filters (IEC 61260:1995)

International Committee for Information Technology Standards (INCITS)

  • INCITS 500-2012 Information Technology – Database Language SQL – Row Pattern Recognition (SQL/RPR)

German Institute for Standardization

  • DIN EN 61260:2003 Electroacoustics - Octave-band and fractional-octave-band filters (IEC 61260:1995 + A1:2001); German version EN 61260:1995 + A1:2001