| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 31349-2014 |
Technical requirements of measurement and verification of energy savings—Central air-conditioning system |
240 (USD) |
via email in
1-3 business day
|
VALID
|
|
| SJ 20358-1993 |
General specification for analogue TV signal Fibre-optical communication equipment |
255 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 24560-2009 |
Monitoring and testing for energy saving of electrolyzation and electroplating equipments |
180 (USD) |
via email in
1-3 business day
|
VALID
|
|
| SJ 1789-1981 |
Method of measurement for maximum operational frequency of silicon single phase bridge rectifiers,up to 5A |
15 (USD) |
via email in
1-3 business day
|
|
|
| SJ 781-1974 |
Detail specification for silicon NPN epitaxial planar low-frequency high power transistors,Type 3DD73 |
224 (USD) |
via email in
1 business day
|
VALID
|
|
| SJ 789-74 |
Detail specification for silicon NPN epitaxial planar high frequency low power transistors,Type 3DG120 |
120 (USD) |
via email in
1 business day
|
VALID
|
|
| SJ 1407-78 |
Detail specification for silicon NPN high-frequency high power transistors,Type 3DA4 |
60 (USD) |
via email in
1 business day
|
VALID
|
|
| GB/T 26928-2011 |
Guide for evaluating water saving community |
180 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 19577-2015 |
Minimum allowable values of energy efficiency and energy efficiency grades for water chillers |
120 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 31510-2015 |
Economic operation of refrigerated display cabinet systems with remote refrigerant compressor condensing units |
180 (USD) |
via email in
1-3 business day
|
VALID
|
|
| DB43/T 1224-2016 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| SJ 1831-1981 |
Detail specification for silicon NPN epitaxial planar low power switching transistors,Type 3DK28 |
95 (USD) |
via email in
1 business day
|
ABOLISHED
|
|
| SJ 2845.1-1987 |
Electrical relays-Part 7: Generic specification: Test and measurement procedures for electromechanical all-or-nothing relays (Applicable for certification) |
585 (USD) |
via email in
1-5 business day
|
ABOLISHED
|
|
| GB 31824-2015 |
Norm of energy consumption per unit product of 1,4-butanediol |
180 (USD) |
via email in
1-3 business day
|
VALID
|
|
| SJ 785-74 |
Detail specification for silicon NPN epitaxial planar high frequency low power transistors,Type 3DG103 |
120 (USD) |
via email in
1 business day
|
VALID
|
|
| SJ 1421-1978 |
Detail specification for silicon NPN high-frequency high power transistors,Type 3DA22 |
184 (USD) |
via email in
1 business day
|
VALID
|
|
| GB 21341-2017 |
The norm of energy consumption per unit product of ferroalloy |
180 (USD) |
via email in
1-3 business day
|
VALID
|
|
| SJ 784-74 |
Detail specification for silicon NPN epitaxial planar high frequency low power transistors,Type 3DG102 |
120 (USD) |
via email in
1 business day
|
VALID
|
|
| GB 31338-2014 |
The norm of energy consumption per unit products of silicon metal |
180 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 12021.3-2004 |
The minimum allowable values of the energy efficiency and energy efficiency gradws for room air conditioners |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
|
|
