{"id":446728,"date":"2024-10-20T08:48:16","date_gmt":"2024-10-20T08:48:16","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-23-30472312-dc\/"},"modified":"2024-10-26T16:24:19","modified_gmt":"2024-10-26T16:24:19","slug":"bsi-23-30472312-dc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-23-30472312-dc\/","title":{"rendered":"BSI 23\/30472312 DC"},"content":{"rendered":"

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\n30472312-NC.pdf <\/td>\n<\/tr>\n
3<\/td>\n41_e_stf.pdf <\/td>\n<\/tr>\n
6<\/td>\nEuropean foreword <\/td>\n<\/tr>\n
7<\/td>\nIntroduction <\/td>\n<\/tr>\n
8<\/td>\n1 Scope
2 Normative references
3 Terms and definitions <\/td>\n<\/tr>\n
10<\/td>\n4 Description of samplers
4.1 Principle <\/td>\n<\/tr>\n
11<\/td>\n4.2 Diffusive samplers
4.2.1 Description
4.2.2 Preparation <\/td>\n<\/tr>\n
12<\/td>\n4.2.3 Storage and shelf-life of samplers
4.2.4 Storage after sampling
4.2.5 Chemical interferences
4.3 Protective devices
4.3.1 General
4.3.2 Protective shelter <\/td>\n<\/tr>\n
13<\/td>\n4.3.3 Protective filter
4.4 Instructions for use
5 Analysis
5.1 General <\/td>\n<\/tr>\n
14<\/td>\n5.2 Colorimetric method
5.2.1 General
5.2.2 Calibration
5.2.3 Extraction <\/td>\n<\/tr>\n
15<\/td>\nTable 1 \u2014 Extraction conditions and extract stabilities for analysis by colorimetry
5.2.4 Analysis
5.3 Ion chromatography method
5.3.1 General
5.3.2 Calibration
5.3.3 Extraction <\/td>\n<\/tr>\n
16<\/td>\nTable 2 \u2014 Extraction conditions and extract stabilities for analysis by ion chromatography
5.3.4 Analysis
6 Calculation of the concentration of nitrogen dioxide
6.1 Diffusive sampling rate <\/td>\n<\/tr>\n
17<\/td>\n6.2 Mass concentration <\/td>\n<\/tr>\n
18<\/td>\n6.3 Conversion to standard conditions of temperature and pressure
7 Quality control\/quality assurance <\/td>\n<\/tr>\n
19<\/td>\n8 Measurement strategy
8.1 Calibration of the diffusive sampling rate
8.2 Siting criteria <\/td>\n<\/tr>\n
20<\/td>\n8.3 Use of replicates
8.4 Exposure
8.5 Co-location sites
8.6 Auxiliary information <\/td>\n<\/tr>\n
21<\/td>\n9 Performance requirements and measurement uncertainty
10 Report <\/td>\n<\/tr>\n
23<\/td>\nAnnex A (normative) Description of tube-type samplers
A.1 Tube-type sampler with a cylindrical tube
A.1.1 Specifications of the sampler
Table A.1 \u2014 Specifications of the tube type sampler with a cylindrical tube
A.1.2 Description
A.1.3 Preparation <\/td>\n<\/tr>\n
25<\/td>\nFigure A.3 \u2014 Tube type sampler with a cylindrical tube with shelter
A.2 Tube-type sampler with a slightly conical tube
A.2.1 Specifications of the sampler <\/td>\n<\/tr>\n
26<\/td>\nTable A.2 \u2014 Specifications of the tube type sampler with a slightly conical tube
A.2.2 Description <\/td>\n<\/tr>\n
27<\/td>\nFigure A.4 \u2014 Tube-type sampler with a slightly conical tube
Figure A.5 \u2014 Protective filter (glass frit) <\/td>\n<\/tr>\n
28<\/td>\nFigure A.6 \u2014 Protective shelter for NO2 sampler
A.2.3 Preparation
A.2.4 Extraction and analysis <\/td>\n<\/tr>\n
29<\/td>\nAnnex B (informative) Description of other samplers
B.1 Radial sampler
B.1.1 Specifications of the sampler
Table B.1 \u2014 Specifications of the radial sampler
B.1.2 Description <\/td>\n<\/tr>\n
30<\/td>\nFigure B.1 \u2014 Radial sampler design
Figure B.2 \u2014 Radial sampler supporting plate
Figure B.3 \u2014 Radial sampler shelter
B.1.3 Preparation <\/td>\n<\/tr>\n
31<\/td>\nB.1.4 Extraction and analysis
B.2 Badge-type sampler
B.2.1 Specifications of the sampler <\/td>\n<\/tr>\n
32<\/td>\nTable B.2 \u2014 Specifications of the badge-type sampler <\/td>\n<\/tr>\n
33<\/td>\nFigure B.5 \u2014 Badge-type sampler installed using a protective shelter
B.2.2 Description
B.2.3 Preparation <\/td>\n<\/tr>\n
34<\/td>\nB.2.4 Analytical method <\/td>\n<\/tr>\n
35<\/td>\nAnnex C (informative) Estimation of the diffusive sampling rate of the samplers
C.1 General
C.2 Theoretical calculation <\/td>\n<\/tr>\n
36<\/td>\nTable C.1 \u2014 Diffusive sampling rates calculated using Fick\u2019s first law of diffusion
C.3 Experimental approach
C.3.1 Field approach <\/td>\n<\/tr>\n
37<\/td>\nTable C.2 \u2014 Experimental diffusive sampling rate by determination with the chemiluminescence method <\/td>\n<\/tr>\n
38<\/td>\nC.3.2 Laboratory approach <\/td>\n<\/tr>\n
40<\/td>\nAnnex D (informative) Measurement uncertainty
D.1 Direct approach
D.1.1 General <\/td>\n<\/tr>\n
42<\/td>\nFigure D.1 \u2014 14 day exposure diffusion tube results from 24 sites in 2018 <\/td>\n<\/tr>\n
43<\/td>\nD.2 GUM approach
D.2.1 Measurement formula <\/td>\n<\/tr>\n
44<\/td>\nD.2.2 Combined standard uncertainty
D.2.3 Expanded relative uncertainty
D.2.4 Uncertainty contributions
D.2.4.1 Diffusive sampling rate
D.2.4.2 Mass of nitrite in sample
D.2.4.2.1 General <\/td>\n<\/tr>\n
45<\/td>\nD.2.4.2.2 Mass of nitrite in calibration standards
D.2.4.2.3 Lack of fit of the calibration function
D.2.4.2.4 Analytical repeatability
D.2.4.2.5 Response drift between calibrations <\/td>\n<\/tr>\n
46<\/td>\nD.2.4.3 Mass of nitrite in blank
D.2.4.4 Exposure time
D.2.4.5 Average temperature and pressure during exposure <\/td>\n<\/tr>\n
47<\/td>\nD.2.4.6 Worked example
Table D.3 \u2014 Uncertainty budget <\/td>\n<\/tr>\n
48<\/td>\nD.2.4.7 Between-laboratory uncertainty <\/td>\n<\/tr>\n
49<\/td>\nAnnex E (informative) Reagents and equipment
E.1 Introduction
E.2 Reagents
E.2.1 Ultrapure water
E.2.2 Sodium nitrite
E.2.3 Orthophosphoric acid (PA)
E.2.4 Sulphanilamide (SA)
E.2.5 Sulphanilic acid (Sac)
E.2.6 N-(naphthyl-1) ethylene diamine dihydrochloride (NEDD)
E.2.7 Colorimetric reagent <\/td>\n<\/tr>\n
50<\/td>\nE.2.8 Sodium carbonate
E.2.9 Sodium bicarbonate
E.2.10 Eluent for ion chromatography
E.3 Equipment
E.3.1 Colorimeter
E.3.2 Ion chromatograph
E.3.3 Sample shaker
E.3.4 Oven <\/td>\n<\/tr>\n
51<\/td>\nE.3.5 Balance
E.3.6 Desiccator <\/td>\n<\/tr>\n
52<\/td>\nAnnex F (informative) Validation data of the use of protective devices
Figure F.1 \u2014 Photograph showing diffusion tubes being deployed at NERC supersite in Manchester
Table F.1 \u2014 Summary of NO2 tube measurement results <\/td>\n<\/tr>\n
53<\/td>\nAnnex G (informative) Significant technical changes <\/td>\n<\/tr>\n
54<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

BS EN 16339 Ambient air. Method for the determination of the concentration of nitrogen dioxide by diffusive sampling<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2023<\/td>\n57<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":446738,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[203,2641],"product_tag":[],"class_list":{"0":"post-446728","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-13-040-20","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/446728","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/446738"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=446728"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=446728"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=446728"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}