| 1. |
. |
AFNOR NF EN 1899-1 |
|
|
1998-MAY-01 • 现用 •
Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1 : dilution and seeding method with allylthiourea addition
|
|
| 2. |
. |
AFNOR NF EN 1899-2 |
|
|
1998-MAY-01 • 现用 •
Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 2 : method for undiluted samples
|
|
| 3. |
. |
AFNOR NF EN ISO 10707 |
|
|
1998-APR-01 • 现用 •
"Water quality. Evaluation in an aqueous medium of the ""ultimate"" aerobic biodegrability of organic compounds. Method by analysis of biochemical oxygen demand (closed bottle test)."
|
|
| 4. |
. |
AFNOR XP ISO/TS 23893-2 |
|
|
2007-DEC-01 • 现用 •
Water quality - Biochemical and physiological measurements on fish - Part 2 : determination of ethosyresofurin-O-deethylase (EROD)
|
|
| 5. |
. |
AFNOR XP U44-162 |
|
|
2005-SEP-01 • 现用 •
Organic soil improvers and growing media - Biochemical fractionning and estimation of biological stability - Method of organic matter characterisation by successive solubilisations
|
|
| 6. |
. |
ANSI IT4.40 |
|
|
1996-JAN-01 • 现用 •
Photography (Processing) - Effluents - Determination of Biochemical Oxygen Demand (BOD) and Dissolved Oxygen (DO)-Revision and Redesignation of ANSI PH4.40-1984
|
|
| 7. |
. |
ANSI PH4.40 |
|
|
1984-JAN-01 • 不活跃 •
PHOTOGRAPHY (PROCESSING) - EFFLUENTS - METHOD FOR DETERMINATION AND CALIBRATION OF BIOCHEMICAL OXYGEN DEMAND (BOD) AND DISSOLVED OXYGEN (DO) (R 1992) REDESIGNATED TO ANSI IT4.40-1996)
|
|
| 8. |
. |
BSI BS 6068-2.2 |
|
|
1983-JAN-01 • 现用 •
Water Quality Part 2: Physical, Chemical and Bio-Chemical Methods Section 2.2: Determination of Iron: 1,10-Phenanthroline Photometric Method
|
|
| 9. |
. |
BSI BS 6068-2.7 |
|
|
1984-JAN-01 • 现用 •
Water Quality Part 2: Physical, Chemical and Bio-Chemical Methods Section 2.7: Determination of Ammonium: Distillation and Titration Method
|
|
| 10. |
. |
BSI BS 6068-2.8 |
|
|
1984-JAN-01 • 现用 •
Water Quality Part 2: Physical, Chemical and Bio-Chemical Methods Section 2.8: Determination of Calcium Content: EDTA Titrimetric Method
|
|
购物车