| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB 11909-1989 |
Water quality-Determination of silver-Spectrophotometric method with 3,5-Br2-PADAP |
$30.00 |
via email in 1~3 business day |
abolished2009-11-01 ,2009-11-1,1990-7-1 |
|
| GB 11910-1989 |
Water quality - Determination of nickel - Dimethylglyoxime spectrophotometric method |
$45.00 |
via email in 1~3 business day |
valid,,1990-7-1 |
|
| GB 11911-1989 |
Water quality - Determination of iron and manganese-Flame atomic absorption spectrometric method |
$30.00 |
immediately |
valid,,1990-7-1 |
|
| GB 11912-1989 |
Water quality-Determination of nickel-Flame atomic absorption spectrometric method |
$45.00 |
via email in 1~3 business day |
valid,,1990-7-1 |
|
| GB 11913-1989 |
Water quality-Determination of dissolved oxygen-Electrochemical probe method |
$195.00 |
via email in 1~3 business day |
abolished2009-12-01,2009-12-1,1990-7-1 |
|
| GB 11914-1989 |
Water quality-Determination of the chemical oxygen demand-Dichromate method |
$60.00 |
via email in 1~3 business day |
abolished2017-05-01 ,2017-5-1,1990-7-1 |
|
| GB 11915-1989 |
Water quality-Vocabulary-Part 3~7 |
$495.00 |
via email in 1~5 business day |
superseded,2011-3-1,1990-7-1 |
|
| GB 11934-1989 |
standard method for hygienic examination of acetaldehyde and acrolin in drinking water sources-Gas chromatography |
$30.00 |
via email in 1~3 business day |
valid,,1990-7-1 |
|
| GB 11935-1989 |
Standard method for hygienic examination of chloroprene in drinking water sources-Gas chromatography |
$30.00 |
via email in 1~3 business day |
valid,,1990-7-1 |
|
| GB 11937-1989 |
standard methods for hygienic examination of benzenes in drinking water sources-Gas chromatography |
$45.00 |
via email in 1~3 business day |
valid,,1990-7-1 |
|
| GB 11939-1989 |
standard method for hygienic examination of dinitrobenzene and nitrochlorobenzene in drinking water sources-Gas chromatography |
$45.00 |
via email in 1~3 business day |
valid,,1990-7-1 |
|
| GB 11940-1989 |
standard methods for hygienic examination of crotonaldehyde in drinking water sources-Gas chromatography |
$30.00 |
via email in 1~3 business day |
valid,,1990-7-1 |
|
| GB 11941-1989 |
Standard methods for hygienic examination of sulfide in drinking water sources-Gas chromatography |
$45.00 |
via email in 1~3 business day |
valid,,1990-7-1 |
|
| GB 12176-1990 |
Sodium hypochlorite generator |
$160.00 |
via email in 1~3 business day |
abolished2005-10-14,,1990-8-1 |
|
| GB 12375-1990 |
Analytical method of tritium in water |
$90.00 |
via email in 1~3 business day |
superseded,2020-4-30,1990-12-1 |
|
| GB 12376-1990 |
Analytical method of polonium－210 in water－Method of preparing sample by electroplating |
$75.00 |
via email in 1~3 business day |
abolished2016-11-01 ,2016-11-1,1990-12-1 |
|
| GB 12941-1991 |
Water quality standard for scenery and recreation area |
$220.00 |
via email in 1~3 business day |
valid,,1992-2-1 |
|
| GB 12997-1991 |
Water quility－Techmical regulation on the design of sampling programmes |
$165.00 |
via email in 1~3 business day |
abolished2010-04-01,2010-4-1,1992-3-1 |
|
| GB 12998-1991 |
Water quility－Guidance on sampling techniques |
$135.00 |
via email in 1~3 business day |
abolished2009-11-01,2009-11-1,1992-3-1 |
|
| GB 13192-1991 |
Water quality-Determination of organic phosphorous pesticide in water-Gas chromatography |
$90.00 |
via email in 1~3 business day |
valid,,1992-6-1 |
|
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* Related standard quantity: * Page quantity: *
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