answered
answered


Author Comment Last activity Moderation
nshapiro "Hi Chris, I believe this software was just soft-launched: https://fluxguard.com/ it is supposed to monitor sites and notify you of changes. you can..." | Read more » almost 7 years ago
Bronwen "EDGI has been monitoring federal agency websites for changes or removal of environmental content. There is a little more about that project here, i..." | Read more » almost 7 years ago
warren "Post recovered! Apologies for the trouble! " | Read more » almost 7 years ago
Ag8n "Google " epa method 180.1 determination of turbidity... ". It's dated August of 1993. Should get you started. " | Read more » almost 7 years ago
Ag8n "Google epa method 180.1 turbidity by nephlometry. It's dated augu " | Read more » almost 7 years ago
stevie "Neat do you know where I could find some methods to do this written out? " | Read more » almost 7 years ago
Ag8n "I've seen a bunch of different things used, but cuvette s are most common. " | Read more » almost 7 years ago
warren "Are cuvettes standard for turbidity? We actually stock them in the Kits store, so that'd be convenient. https://publiclab.org/spectrometry-sampling " | Read more » almost 7 years ago
Ag8n "If you are looking for 1 cm x 1 cm cuvettes , they should be transparent on all four sides. This way, they can be used for both turbidimeters and ..." | Read more » almost 7 years ago
warren "Hi, @Metamer -- i think i was chatting with you in the chatroom? If so we got disconnected. If you want to post another question just like this one..." | Read more » almost 7 years ago
Ag8n "Let me do a little more research and get back to you. " | Read more » almost 7 years ago
Metamer "Thanks for the response! I bought a paper and desktop, hoping the two extremes would be good enough for me. I would need a Raspberry Pi to use the ..." | Read more » almost 7 years ago
warren "The MiniVol is a few thousand dollars, i think used: https://publiclab.org/minivol but the samples cost a good bit to process (see page) And the T..." | Read more » almost 7 years ago
warren "@Ag8n -- would you like one of our prototyping kits? We're almost ready to start shipping them out, and @asnow and @bronwen can get one over to you..." | Read more » almost 7 years ago
gretchengehrke "That is such a good idea, @Ag8n!! We should definitely try this. @sara, what would you think about trying this with copper strips that are colocate..." | Read more » almost 7 years ago
Ag8n "Copper and copper (I) oxide can be determined visually, based on color. Copper (II) oxide and copper sulfide, both of which are black, cannot be e..." | Read more » almost 7 years ago
guolivar "Some colleagues from Australia have been working on AirRater (https://airrater.org/) and we're working towards adapting it for specific projects. I..." | Read more » almost 7 years ago
Ag8n "Hi Gretchen. Out of curiousity, what progress has been made on this question? Thanks. " | Read more » almost 7 years ago
Bronwen "Hi @Metamer, thanks for checking in! Yes, other webcams should work (we've been using webcams that are designed for laptops because the form factor..." | Read more » almost 7 years ago
Ag8n "You hit the nail on the head with auto correct. Good luck with your project. " | Read more » almost 7 years ago
MadTinker "@Ag8n - yes, I saw the other discussion, but it had seemed to go on a tangent. ‘crazy’ @cfastie I think hits it right on the head (gotta love that ..." | Read more » almost 7 years ago
Ag8n "There are several other previous questions that discuss this. But crazy is is correct, all tds meters are conductivity meters. One side note- ther..." | Read more » almost 7 years ago
zengirl2 "TY @xose and @warren. I'll see if I can hunt down some more. " | Read more » almost 7 years ago
cfastie "I agree that the DFRobot TDS sensor looks like a useful device at a good price. My lame understanding is that this and other sensors which purport ..." | Read more » almost 7 years ago