| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| agustinserisuelo | "Lo siento fue un error y confusion mia a la hora de crear el evento, gracias por solucionarlo y disculpeb las molestias soy novato en esta platafor..." | Read more » | almost 10 years ago | |||
| warren | "Hola Agustin - estamos en el proceso de crear herramientos y interfaces en castellano en este sitio, y parece que habia un error -- editaste la pag..." | Read more » | almost 10 years ago | |||
| mrericsully | "The sodium rhodizonat isn't toxic according to the SDS I just looked at. The cost of the chemical itself might be a little prohibitive, but search..." | Read more » | about 10 years ago | |||
| warren | "Wow, mrericsully - interesting. Is sodium rhodizonate toxic itself? Could any be obtained easily and safely to make such strips ourselves? I also ..." | Read more » | about 10 years ago | |||
| donblair | "I wonder how reliable these test strips are for lead; I've heard that some of the less expensive colorimetric techniques like this are pretty unrel..." | Read more » | about 10 years ago | |||
| mrericsully | "It is possible to recreate. This particular kit looks like it uses sodium rhodizonate. However all that is necessary is something that reacts wit..." | Read more » | about 10 years ago | |||
| warren | "Tip on 405nm UV LED which then has wide-band RGB phosphors for visible light: http://www.open-photonics.com/featured-technologies/high-cri-leds " | Read more » | about 10 years ago | |||
| cfastie | "This has great potential. If you add a few extra pieces of styrofoam around the top of the bell, then the whole rig will float with the camera well..." | Read more » | about 10 years ago | |||
| mathew | "If there was an alternate spot to attach the rubber bands, then the flat opening could be saran wrapped tightly, maybe. with a foam plug in the ot..." | Read more » | about 10 years ago | |||
| warren | "Or just saran wrap it tightly!!! Maybe? " | Read more » | about 10 years ago | |||
| warren | "I wonder if you put it in a ziploc bag, or maybe one of those more clear types of very crinkly plastic they use at fancy bakeries... I tried photog..." | Read more » | about 10 years ago | |||
| mathew | "I think this is lighter than a soda bottle rig too! nice! I put it on the PET bottle rig page " | Read more » | about 10 years ago | |||
| eustatic | "thanks! " | Read more » | about 10 years ago | |||
| warren | "Alpha oil testing kits now available! http://store.publiclab.org/products/spectrometry-sampling-kit " | Read more » | about 10 years ago | |||
| mathew | "For everyone who wanted a sampling kit, the parts for 20 have arrived. e-mail us and we'll share a private purchase link kits@publiclab.org " | Read more » | about 10 years ago | |||
| marlokeno | "Markdown: An oil train, presumed to be full of bakken Oil, spilled on tracks between Red Wing and Winona MN along the Mississippi River. I photogra..." | Read more » | about 10 years ago | |||
| warren | "Great -- Mathew just ordered all the parts yesterday; once they arrive we'll put up an order link on the store. Thanks, this is exciting! " | Read more » | about 10 years ago | |||
| Lynn | "I would like to be part of the testing project. I'll buy the kit. When will it be available? " | Read more » | about 10 years ago | |||
| danbeavers | "I think I just need some cuvettes. I have the laser and spectrometer. Oh, and perhaps some standard samples. " | Read more » | about 10 years ago | |||
| liz | "I saw that note -- thanks for updating it with your update! But i was asking about this great picture of a foldable spec with the hackteria logo on..." | Read more » | about 10 years ago | |||
| Matt_P | "hey jeff, hey scott, i am (still) willing to purchase a kit to help this get off the ground. i'm hoping to have more time in...april. scott, lets g..." | Read more » | about 10 years ago | |||
| dusjagr | "Here is an updated file: http://hackteria.org/wiki/index.php/DIY_spectroscopy#Updated_version " | Read more » | about 10 years ago | |||
| warren | "I think he already did: http://publiclab.org/notes/dusjagr/04-29-2013/redesign-of-the-foldable-mini-spectro-to-hold-a-cuvette " | Read more » | about 10 years ago | |||
| liz | "@dusjagr Marc, awesome! Hey, also can you post that picture of your custom hackteria foldable spec i saw on Facebook to this site so we can cite it? " | Read more » | about 10 years ago |