| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| paul_delamusica | "For serious work at low cost, one should consider a used professional spectrometer. I am working on an old Hitachi 100-80 double beam spectrophotom..." | Read more » | about 5 years ago | |||
| nadia | "Hot Dubai Escorts Please Call On this Number +971524606511 Dubai Escorts Cheap Escorts In Dubai Escorts In Dubai Dubai Escorts Service Dubai Escor..." | Read more » | about 5 years ago | |||
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| JSummers | "Hi @super_smartaga, Your question will get better answers if you can answer some initial questions. What do you consider cheap? What wavelength ra..." | Read more » | about 5 years ago | |||
| liz | "Hello @super_smartaga , Thanks for writing! I'll suggest two starting points: 1. watch the video on https://spectralworkbench.org/ 2. investigate t..." | Read more » | about 5 years ago | |||
| gretchengehrke | "Table 8.2 in that doc is particularly useful. " | Read more » | almost 7 years ago | |||
| gretchengehrke | "Here is a great reference document that helps parse out some different types of sampling for different study designs, depths of samples, etc. We co..." | Read more » | almost 7 years ago | |||
| JSummers | "Building a spectrometer is a fine university project, but this will not work for detecting fentanyl. Fentanyl does not absorb in the range where t..." | Read more » | almost 7 years ago | |||
| stef | "This may not be a project to determine the quantities of the subject of your concern. The spectrometer in question is at an entry level and the ana..." | Read more » | almost 7 years ago | |||
| liz | "Upstate New York has learned the hard way about soil toxicity: after winning a court battle against Tonawanda Coke, this community science group is..." | Read more » | about 7 years ago | |||
| warren | "Via @shannon, the Louisiana Bucket Brigade (LABB) posted this: LABB quick report on the need for soil sampling post-Katrina: http://labucketbrigad..." | Read more » | about 7 years ago | |||
| warren | "@eustatic mentioned the segment on soil sampling in the Oil Testing Booklet we did: https://publiclab.org/wiki/diy-oil-testing-questions#Collect+a+..." | Read more » | about 7 years ago | |||
| ronhuber | "Thanks Mathew! Eustatic I have many more aerial photographs of that site from many angles both from this year and last. Google earth captures the ..." | Read more » | over 10 years ago | |||
| eustatic | "is this what other people who know the site are seeing? " | Read more » | over 10 years ago | |||
| eustatic | "http://www.epa.gov/superfund/programs/npl_hrs/quickscore.htm " | Read more » | over 10 years ago | |||
| eustatic | "this is awesome. unfortunately a lot of sites i deal with are oil exploration and production waste sites, so are exempt from these USA laws and EP..." | Read more » | over 10 years ago | |||
| mathew | "Are there other examples of briefs sent to the EPA? what should this look like? do folks working with the EPA around the Gowanus Canal or Gulf Coas..." | Read more » | over 10 years ago |