| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB 11896-1989 |
Water quality-Determination of chloride-Silver nitrate titration method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| HJ/T 195-2005 |
Water quality -- Determination of ammonia-nitrogen Gas-phase molecular absorption spectrometry |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 7472-1987 |
Water quality; Determination of zinc; Spectrophotometric method with dithizone |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 11890-1989 |
Water quality-Determination of benzene and its analogies gas chromatographic method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| CJ/T 146-2001 |
Urban water supply—Determination of phenols in drinking water—Liquid chromatographic method |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| SL 739-2016 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| HG/T 2158-1991 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| SL/T 272-2001 |
Water quality - determination of total selenium - iron （II） - O - phenanthroline indirect spectrophotometry |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| SL 395-2007 |
Technological regulations for surface water resources quality assessment |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| GB 11904-1989 |
Water quality-Determinatoin of potassium and sodium-Flame atomic absorption spectrophotometry |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| HJ/T 58-2000 |
Water quality -- Determination of beryllium -- Spectrophotometric method with erichrome cyanine R |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| MT/T 201-1995 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 15451-1995 |
Industrial circulating cooling water-Determination of alkalinity |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| SL 391.7-2007 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| SL 327.3-2005 |
Water quality - determination of selenium - atomic fluorescence spectrometric method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 11898-1989 |
Water quality-Determinatoin of free chlorine and total chlorine-Spectrophotometric method useing N,N-diethyl-1,4 phenylenediamine |
 (USD) |
via email in
1-3 business day
|
|
|
| HJ/T 84-2001 |
Water quality -- Determination of inorangic anions -- Ion chromatography method |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| SL 392-2007 |
Determination of semivolatile organic compounds in water by solid phase extraction-gas chromatography/mass spectrometry(GC/MS) |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB 9803-1988 |
Water quality－Determination of pentachlorophenol by safranine－T spectrophotometric method |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| MT/T 363-1994 |
|
 (USD) |
via email in
1-3 business day
|
|
|
|
|
