| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| DL 411-1991 |
Embedded analog screen for electric power dispatch General technical conditions |
|
via email in 1~3 business day |
,, |
|
| DL 412-1991 |
Technical requirements for electric power system reuse modem, 600bit／s FSK modem |
|
via email in 1~3 business day |
,, |
|
| DL 413-1991 |
Technical Requirements of Heat Shrinkable Accessories for Power Cable with Rated Voltages Up to 35kV |
$160.00 |
via email in 1~3 business day |
superseded,2006-10-1, |
|
| DL 414-1991 |
|
$1384.00 |
via email in 1~5 business day |
valid,, |
|
| DL 415-1991 |
Check and Measure Device of Spark Gap for Live Working |
$264.00 |
via email in 1~3 business day |
superseded,2009-12-1, |
|
| DL 416-1991 |
Stick for measuring DC high voltage - stick gap |
$75.00 |
via email in 1~3 business day |
abolished2005-07-26 ,,1992-4-1 |
|
| DL 417-1991 |
Guide for Partial Discharge Measuring of Power Equipment |
$340.00 |
via email in 1~5 business day |
superseded,2007-3-1, |
|
| DL 418-1991 |
Method for determining breakdown voltage of insulating liquid from impact of thunder and lightning |
|
via email in 1~3 business day |
,, |
|
| DL 419-1991 |
Terminology of oil for power plant |
$255.00 |
via email in 1~3 business day |
abolished2015-09-01,2015-9-1,1992-4-1 |
|
| DL 420-1991 |
Method of test for refractive index and specific dispersion of electrically insulating liquid |
|
via email in 1~3 business day |
,, |
|
| DL 421-1991 |
Determination of Volume Resistivity of Insulating Oils |
$60.00 |
via email in 1~3 business day |
superseded,2009-12-1, |
|
| DL 422.1-1991 |
Test method for industrial synthetic hydrochloric acid of thermal power plant |
$60.00 |
via email in 1~3 business day |
abolished2015-12-01,2015-12-1,1992-4-1 |
|
| DL 422.2-1991 |
Determination for industrial hydrochloric acid content - Volumetric method |
$60.00 |
via email in 1~3 business day |
abolished2015-12-01,2015-12-1,1992-4-1 |
|
| DL 422.3-1991 |
Determination for iron content in industrial hydrochloric acid - Phenanthroline spectrophotometric method |
$60.00 |
via email in 1~3 business day |
abolished2015-12-01,2015-12-1,1992-4-1 |
|
| DL 422.4-1991 |
Determination for sulfate content in industrial hydrochloric acid - Barium chromate spectrophotometric method |
$90.00 |
via email in 1~3 business day |
abolished2015-12-01,2015-12-1,1992-4-1 |
|
| DL 423-1991 |
Determination of gas content in insulating oil Differential-vacuum-pressure method |
|
via email in 1~3 business day |
,, |
|
| DL 424-1991 |
Test method for industrial sulphuric acid of thermal power plant |
$120.00 |
via email in 1~3 business day |
abolished2017-05-01,2017-5-1,1992-4-1 |
|
| DL 425.1-1991 |
Test method for industrial sodium hydroxide |
$60.00 |
via email in 1~3 business day |
abolished2015-12-01,2015-12-1,1992-4-1 |
|
| DL 425.2-1991 |
Determination for sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Titrimetry |
$60.00 |
via email in 1~3 business day |
abolished2015-12-01,2015-12-1,1992-4-1 |
|
| DL 425.3-1991 |
Determination for sodium chloride content in industrial sodium hydroxide - Mercurimetry |
$60.00 |
via email in 1~3 business day |
abolished2015-12-01,2015-12-1,1992-4-2 |
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