| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| DB37/T 3858-2020 |
Technical specification for water resources (Water volume) monitoring |
|
via email in
1 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB 13580.1-1992 |
General princeptes for analytial methods of the wet precipitation |
30 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 13580.3-1992 |
Determination of specific conductance in the wet precipitation |
30 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 13580.9-1992 |
Determination of chloride in wet precipitation－Ferrithiocyanate spectrophotometry |
30 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 5084-2005 |
Standards for irrigation water quality |
120 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 13580.10-1992 |
Determination of fluoride in the wet precipitation－ Fluor reagent spectrophotometry |
30 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 13580.4-1992 |
Determination of pH value of the wet precipitation－Glass electrode method |
30 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 11729-1989 |
Hygienic STANDARD for chlorothalonile in drinking water sources |
|
via email in
1-3 business day
|
|
please email coc@codeofchina.com for quotation
|
| GB 3097-1997 |
Marine water quality standard |
105 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 13580.8-1992 |
Determination of nitrate in the wet precipitation |
60 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 13580.12-1992 |
Determination of sodium and potassium in the wet precipitation－Atomic absorption spectrophotometry |
30 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 15218-1994 |
STANDARDs of classificatoin for groundwater resources |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB 13580.11-1992 |
Determination of ammonium in the wet precipitation |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB 13580.7-1992 |
Determination of nitrite in the wet precipitation－N-(1-naphthyl)-1,2-diaminoethane dihydrochloride spectrophotometry |
30 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 13580.5-1992 |
Determination of fluoride, chloride, ntrite, nitrate, salfate in the wet precipitation－Ion chromotography |
45 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 13580.13-1992 |
Determination of calcium and magnesium in the wet precipitation－Atomic absorption spectrophotometry |
30 (USD) |
via email in
1-3 business day
|
VALID
|
|
| SL 286-2003 |
Guidelines for the assessment of zones of groundwater overdraft |
795 (USD) |
via email in
1-8 business day
|
VALID
|
|
| GB 13580.6-1992 |
Determination of sulfate in the wet precipitation |
45 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 5084-1992 |
STANDARDs for irrigation water quality |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB 13580.2-1992 |
Collection and preservation of the wet precipitation sample |
45 (USD) |
via email in
1-3 business day
|
VALID
|
|
|
|
