Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
GB/T 14199-1993 |
General specification for pocket hearing aids |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
YY/T 0751-2009 |
Ultrasonics—Dental descaler systems—Measurement and declaration of the output characteristics |
(USD) |
via email in
1-3 business day
|
VALID
|
|
GB/T 3785.3-2018 |
Electroacoustics—Sound level meters—Part 3:Periodic tests |
(USD) |
via email in
1-3 business day
|
VALID
|
|
GB/T 25498.1-2010 |
Electroacoustics - Simulators of human head and ear - Part 1: Ear simulator for the calibration of supra-aural earphones |
(USD) |
via email in
1-3 business day
|
VALID
|
|
YY/T 0643-2008 |
Methods of measuring the performance of ultrasonic pulse-echo diagnostic equipment |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
GB/T 20441.2-2018 |
Electroacoustics—Measurement microphones—Part 2:Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique |
(USD) |
via email in
1-5 business day
|
VALID
|
|
GB/T 25102.6-2017 |
Electroacoustics—Hearing aids—Part 6:Characteristics of electrical input circuits for hearing aids |
(USD) |
via email in
1-3 business day
|
VALID
|
|
GB/T 25102.100-2010 |
Electroacoustics—Hearing aids—Part 0:Measurement of electroacoustical characteriistics |
(USD) |
via email in
1-3 business day
|
VALID
|
|
GB/T 20441.1-2010 |
Electroacoustics - Measurement microphones - Part 1: Specifications for laboratory standard microphones |
(USD) |
via email in
1-3 business day
|
VALID
|
|
YY/T 0458-2014 |
Technical requirements for ultrasonically blood-mimicking Doppler phantom |
(USD) |
via email in
1-3 business day
|
VALID
|
|
GB/T 32671.1-2016 |
|
(USD) |
via email in
1-3 business day
|
VALID
|
|
YY/T 0642-2014 |
Ultrasonics—Field characterization—Test methods for the determination of thermal and mechanical indices related to medical diagnostic ultrasonic fields |
(USD) |
via email in
1-8 business day
|
VALID
|
|
GB/T 25102.1-2010 |
Electroacoustics—Hearing aids—Part 1:Hearing aids with induction pick-up coil input |
(USD) |
via email in
1-3 business day
|
VALID
|
|
GB/T 14199-2010 |
Electroacoustics—General specification for hearing aids |
(USD) |
via email in
1-3 business day
|
VALID
|
|
GB/T 15952-2010 |
Electroacoustics - Specifications for personal sound exposure meters |
(USD) |
via email in
1-3 business day
|
VALID
|
|
GB/T 3241-2010 |
Electroacoustics - Octave-band and fractional-octave-band filters |
(USD) |
via email in
1-3 business day
|
VALID
|
|
YY/T 0458-2003 |
Technical requirements for ultrasonically blood-mimicking Doppler phantom |
(USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
YY/T 0937-2014 |
Technical requirments for ultrasonically tissue-mimicking phantom |
(USD) |
via email in
1-3 business day
|
VALID
|
|
GB 9706.237-2020 |
Medical electrical equipment—Part 2-37:Particular requirements for the basic safety and essential performance of ultrasonic medical diagnostic and monitoring equipment |
(USD) |
via email in
1-5 business day
|
TO BE VALID
|
|
GB/T 20441.3-2010 |
Electroacoustics - Measurement microphone - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique |
(USD) |
via email in
1-3 business day
|
VALID
|
|
|