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Position: Standard Search VALID TO BE VALID SUPERSEDED TO BE SUPERSEDED ABOLISHED TO BE ABOLISHED
Standard No. Title Price(USD) Delivery Status Add To Cart
JJG 1019-2007 Verification Regulation of Working Standard Microphones (Coupler Comparison Method) 300 (USD) via email in 1-3 business day VALID
JJF 1223-2009 Calibration Specification for Standing Wave Tubes(Method Using Standing Wave Ratio) 300 (USD) via email in 1-3 business day VALID
JJF 1142-2006 Calibration Specification for Building Acoustic 240 (USD) via email in 1-3 business day VALID
JJF 1228-2009 Calibration Specification for Sound Power Meters 420 (USD) via email in 1-3 business day VALID
JJF 1137-2005 Calibration Specification for Microphone Preamplifiers 225 (USD) via email in 1-3 business day VALID
JJF 1034-2005 Metrological Terms and Their Definitions for Acoustics 795 (USD) via email in 1-8 business day VALID
JJG 448-2005 Verification Regulation of Ultrasonic Power Meters for Watt Level 180 (USD) via email in 1-3 business day VALID
JJG 1017-2007 Verification Regulation of Standard Hydrophones in the Frequency Range 1 kHz~1 MHz 420 (USD) via email in 1-3 business day VALID
GB 3785-1983 Electric,sonic properties and measuring methods for sound level meters 315 (USD) via email in 1-3 business day ABOLISHED
JJF 1145-2006 Calibration Specification for Electret Microphone Instrument 255 (USD) via email in 1-3 business day VALID
JJG 665-1990 Ultrasonic Power Meter for Milliwatt level 105 (USD) via email in 1-3 business day ABOLISHED
JJG 2038-2004 Verification Scheme of Measuring Instruments for Audiometry 105 (USD) via email in 1-3 business day VALID
JJF 1146-2006 Calibration Specification for Acoustic Characteristcs of Anechoic Water Tanker 240 (USD) via email in 1-3 business day VALID
DZ/T 0292-2016 Technical regulations for application of marine multibeam bathymetric survey via email in VALID please email coc@codeofchina.com for quotation
JJF 1136-2005 Calibration Specification of Tonometers 405 (USD) via email in 1-3 business day VALID
JJF 1143-2006 Calibration Specification for Acoustic Performance of Reverberation Rooms 285 (USD) via email in 1-3 business day VALID
JJG (交通) 027-2004 165 (USD) via email in 1-3 business day ABOLISHED
JJG 778-2005 Noise Level Statistical Analyzers 420 (USD) via email in 1-3 business day ABOLISHED
JJG 176-2005 Verification Regulation of Sound Calibrators 330 (USD) via email in 1-3 business day VALID
JJG 992-2004 Verification Regulation of the Measurement Instruments of Sound Intensity 390 (USD) via email in 1-3 business day VALID
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