D12A – Woolwich Road / Blackwall Lane D12A – Woolwich Road / Blackwall Lane µg/m3 (Bias adjusted):69.72Exposure Time (Hours):672.17µg/m3:84.0ppb:43.7Total µg:3.94Sample Number:SILVER/13A/NA1S69Latitude:51.485832Longitude:0.007419 Share this:EmailFacebookTwitterTumblrMoreLinkedInPinterestPocketRedditLike this:Like Loading...