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HJ/T 391-2007 Technical requirement for environmental protection product Flexible rubber pipe joint (USD) via email in 1-3 business day VALID
GB/Z 21233-2007 Acoustics - Assessment of noise annoyance by means of social and socio-acoustics surveys (USD) via email in 1-3 business day VALID
GB/T 25516-2010 Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units loss fiow noise and total pressure loss (USD) via email in 1-5 business day VALID
GB/T 7582-2004 Acoustics—Statistical distribution of hearing thresholds as a function of age via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 17249.1-1998 Acoustics—Guidelines for the design of low-noise workplaces--Noise control strategies via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB 3239-1982 Expression of physical and subjective magnitudes of sound and noise in air (USD) via email in 1-3 business day VALID
GB 12348-2008 Emisson standard for industrial enterprises noise at boundary (USD) via email in 1-3 business day VALID
HJ/T 385-2007 Technical requirement for environmental protection product Low noise type cooling tower (USD) via email in 1-3 business day VALID
HG 20503-1992 (USD) via email in 1-3 business day VALID
GB 22337-2008 Emission standard for community noise (USD) via email in 1-3 business day VALID
GB/T 3450-2006 Noise limit and measurement inside drivers cabs of railway—Locomotive and powered car train-sets via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 17250-1998 Acoustics--Measurement of noise emitted by passenger cars under conditions representative of urban driving via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 14366-1993 Acoustics-Determination of occupational noise exposure and estimation of noise-induced hearing impairment via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 15190-1994 Technical specification to determinate the suitable areas for environmental noise of urban area via email in 1-3 business day please email coc@codeofchina.com for quotation
GB 24929-2010 Limit and measurement method of noise emitted by accelerating all-terrain vehicles (USD) via email in 1-3 business day VALID
GB 3096-2008 Environmental quality standards for noise (USD) via email in 1-3 business day VALID
GB 19757-2005 Limits and measurement methods for noise emitted by accelerating tri-wheel and low-speed vehicle (USD) via email in 1-3 business day VALID
GB 14227-2006 Acoustical requirement and measurement on station platform of urban rail transit via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 16710.4-1996 Measurement of exterior noise emitted by earth-moving machinery -Dynamic test conditions (USD) via email in 1-3 business day ABOLISHED
GB 14892-2006 Noise limit and measurement for train of urban rail transit via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
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