| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| JJG 389-2003 |
Verification Regulation of Artificial Ears |
270 (USD) |
via email in
1-3 business day
|
VALID
|
|
| JJG (电子) 12036-1991 |
|
90 (USD) |
via email in
1-3 business day
|
VALID
|
|
| JJG 790-1992 |
standard Condenser Microphones |
135 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| JJG 388-2001 |
Verification Regulation of Pure-tone Audiometers |
660 (USD) |
via email in
1-5 business day
|
ABOLISHED
|
|
| JJG 389-1985 |
Artificial Ears |
120 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| JJG 790-2005 |
Verification Regulation of Laboratory Standard Microphones (Coupler Reciprocity Method) |
435 (USD) |
via email in
1-3 business day
|
VALID
|
|
| JJG (电子) 12037-1991 |
|
75 (USD) |
via email in
1-3 business day
|
VALID
|
|
| JJG 2037-2004 |
Verification Scheme of Measuring Instruments for Air Borne Acoustics Pressure |
135 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| JJF 1271-1990 |
O.T.N. of Primary Standard for electroacoustical free-field Acoustical Pressure |
224 (USD) |
via email in
1 business day
|
VALID
|
|
| JJF 1191-2008 |
Calibration Specification for Acoustic Performance of Audiometry Rooms |
360 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| JJF 1280-1990 |
O.T.N. of the Primary Standard for Audiometric Zero Level of Air Conduction |
184 (USD) |
via email in
1 business day
|
VALID
|
|
| JJF 1157-2006 |
Calibration Specification for Measuring Amplifiers |
555 (USD) |
via email in
1-5 business day
|
VALID
|
|
| JJG(铁道)130-2003 |
Ultrasonic Flaw Detector for Rail |
195 (USD) |
via email in
1 business day
|
ABOLISHED
|
|
| JJG (电子) 04053-1995 |
Verification Regulation of QO3 Type Noise Figure Metering Device |
210 (USD) |
via email in
1 business day
|
VALID
|
|
| JJF 1270-1990 |
O.T.N of the Secondary Standard for Coupler Reciprocity Method Acoustical Pressure |
184 (USD) |
via email in
1 business day
|
VALID
|
|
| JJF 1278-1990 |
O.T.N. of Primary Standard for Milliwatt Level Ultrasonic Power |
184 (USD) |
via email in
1 business day
|
VALID
|
|
| JJG 980-2003 |
Verification Regulation of Personal Sound Exposure Meters |
300 (USD) |
via email in
1-3 business day
|
VALID
|
|
| JJG (船舶) 5-1991 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| JJG 893-1995 |
Ultrasonic Source for Doppler Fetel Heart Beat Detector |
105 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| JJG (交通) 070-2006 |
V.R.of Ultrasonic Test instrument of Concrete |
165 (USD) |
via email in
1 business day
|
VALID
|
|
|
|
