![]() |
Chinese Standard Classification
Professional Classification
ICS Classification
Latest
|
| Position: Search | valid to be valid superseded to be superseded abolished to be abolished |
| Search |
|
T/CARD 042-2023
Issued on: 2023-08-08 Price(USD): |
|
T/WHAS 061-2023 Photoacoustic Computed Tomography System
Issued on: 2023-12-18 Price(USD): |
|
GB/T 20441.8-2025 Electroacoustics—Measurement microphones—Part 8: Methods for determining the free-field sensitivity of working standard microphones by comparison
Issued on: 2025-05-30 Price(USD): 435.0 |
|
GB/T 20441.7-2025 Electroacoustics—Measurement microphones—Part 7: Values for the difference between free-field and pressure sensitivity levels of laboratory standard microphones
Issued on: 2025-05-30 Price(USD): 270.0 |
|
GB/T 3241.1-2025 Electroacoustic—Octave-band and fractional-octave-band filters—Part 1: Specifications
Issued on: 2025-05-30 Price(USD): 645.0 |
|
GB/T 3241.2-2025 Electroacoustics—Octave-band and fractional-octave-band filters—Part 2: Pattern evaluation tests
Issued on: 2025-05-30 Price(USD): 375.0 |
|
GB/T 3785.2-2023 Electroacoustics—Sound level meters—Part 2: Pattern evaluation tests
Issued on: 2023-05-23 Price(USD): 510.0 |
|
GB/T 3785.1-2023 Electroacoustics—Sound level meters—Part 1: Specifications
Issued on: 2023-05-23 Price(USD): 690.0 |
|
GB/T 42553-2023 Electroacoustics—Methods to determine corrections to obtain the free-field response of a sound level meter
Issued on: 2023-05-23 Price(USD): 495.0 |
|
YY/T 0642-2022 Ultrasonics-Field characterization-Test methods for the determination of thermal and mechanical indices related to medical diagnostic ultrasonic fields
Issued on: 2022-08-17 Price(USD): 810.0 |
|
YY/T 0937-2022 Technical requirments for ultrasonically tissue-mimicking phantom
Issued on: 2022-05-18 Price(USD): 225.0 |
|
GB/Z 40842-2021 General technical requirenments for electrolarynx
Issued on: 2021-10-11 Price(USD): 180.0 |
|
YY/T 1035-2021 Stethoscope
Issued on: 2021-03-09 Price(USD): 200.0 |
|
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
Issued on: 2020-04-09 Price(USD): 500.0 |
|
GB/T 25102.12-2018 Electroacoustics—Hearing aids—Part 12:Dimensions of electrical connector systems
Issued on: 2018-06-07 Price(USD): 250.0 |
|
GB/T 7341.5-2018 Electroacoustics—Audiometric equipment—Part 5:Instruments for the measurement of aural acoustic impedance/admittance
Issued on: 2018-06-07 Price(USD): 370.0 |
|
GB/T 3785.3-2018 Electroacoustics—Sound level meters—Part 3:Periodic tests
Issued on: 2018-06-07 Price(USD): 250.0 |
|
GB/T 20441.2-2018 Electroacoustics—Measurement microphones—Part 2:Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique
Issued on: 2018-06-07 Price(USD): 490.0 |
|
GB/T 20441.6-2017 Electroacoustics-Measurement microphones-Part 6:Electrostatic actuators for determination of frequency response
Issued on: 2017-11-01 Price(USD): 370.0 |
|
GB/T 25102.6-2017 Electroacoustics-Hearing aids-Part 6:Characteristics of electrical input circuits for hearing aids
Issued on: 2017-11-01 Price(USD): 80.0 |
| Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886 | ||
| Copyright: Beijing COC Tech Co., Ltd. 2008-2040 | ||