Author | Comment | Last activity | Moderation | ||
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warren | "Hi, @JuanfraAlvarez - what is the mapping site you're using? Would you be interested in adding a layer to maps across PublicLab.org? We're compilin..." | Read more » | over 6 years ago | |||
xose | "Hi @jeffalk! Thanks for your help! That's not a basic question. That's in fact the kind of answer we've received from Shinyei, that every sensor ha..." | Read more » | over 7 years ago | |||
jeffalk | "Please excuse this basic question but what makes you think that all such devices should calibrate with the same resistance? You've shown that for s..." | Read more » | over 7 years ago | |||
JuanfraAlvarez | "I have just found this: http://takingspace.org/wp-content/uploads/ShinyeiPPD42NS_Deconstruction_TracyAllen.pdf "In the two that I tested, VR3 was ..." | Read more » | over 7 years ago | |||
JuanfraAlvarez | "thanks @warren, that post (pdf of field calibrations) is the reason we changed the sampletime to 3600000ms (1h) as this guys have tested its in ho..." | Read more » | over 7 years ago | |||
warren | "Awesome post and good questions! I did find this interesting post w some possibly helpful info: https://publiclab.org/notes/Willie/04-01-2014/fie..." | Read more » | over 7 years ago | |||
JuanfraAlvarez | "Here the PM10 (and NO2) Levels this afternoon. " | Read more » | over 7 years ago | |||
JuanfraAlvarez | "If you want to check the station we are going to be using as reference, its exactly the one circled in the image, you can check it in this link htt..." | Read more » | over 7 years ago | |||
imvec | "Found out that seedstudio folks have this image in the documentation but no value... https://raw.githubusercontent.com/SeeedDocument/Grove_Dust_Sen..." | Read more » | over 7 years ago | |||
warren | "A comment was deleted due to violation of community code of conduct. " | Read more » | almost 8 years ago | |||
DavidMack | "Thanks @gretchengehrke for the update. In Balmat, J. L. "Accuracy of Formaldehyde Analysis Using the Draeger Tube," the ranges were much higher th..." | Read more » | almost 9 years ago | |||
gretchengehrke | "Update: Received word back from the Kitagawa company. Unfortunately, they were of no help, simply saying that "...tube 710 is designed for monito..." | Read more » | almost 9 years ago | |||
gretchengehrke | "Just so this is recorded on this thread, here is my plan for moving forward: (1) Get information from the Kitagawa research team about co-contamina..." | Read more » | almost 9 years ago | |||
nshapiro | " @DavidMack wow, and that is even without interference from acetaldehyde & acetone etc? The article we developed our method from, http://www.n..." | Read more » | almost 9 years ago | |||
gretchengehrke | "Oooh -- nice find, @DavidMack! Thanks! " | Read more » | almost 9 years ago | |||
DavidMack | "Excellent precision in the values for both the public lab and DOH method--so there was clearly very diligent field work! I did a quick search for ..." | Read more » | almost 9 years ago | |||
gretchengehrke | "Thanks, @warren, that would be great! I'll tag it for the blog too. " | Read more » | almost 9 years ago | |||
warren | "Hi, Gretchen - love the in-depth post. Was this potentially blog material too? Also, I'm happy to try to help with the images, it looks like there ..." | Read more » | almost 9 years ago | |||
gretchengehrke | "Here is a picture of the DNPH cartridge used in the DOH analysis, and one of Gretchen learning to use the DOH instrument. " | Read more » | almost 9 years ago | |||
gretchengehrke | "Here are the graphs (not sure why they didn't show up in the original post): " | Read more » | almost 9 years ago |