Comments

Author Comment Last activity Moderation
Ag8n "We were in an medical environment, usually class 100,000. These instruments are different from the ones used by public lab, but based on the same ..." | Read more » almost 2 years ago
Ag8n "Purple air would be the best group to answer this question. If the data exists, it would help the sales of the purple air instruments. A quick lo..." | Read more » over 3 years ago
Ag8n "Stevie, Sorry, I'm not available.  Thanks, Ag8n On February 13, 2020, at 3:14 PM, notifications@publiclab.org wrote:Hi! You were mentioned ..." | Read more » over 3 years ago
Ag8n "My expertise is chemistry. But in working in a glp/gmp lab environmenment, I was trained in some of it. The major concern with HEPA filters was ..." | Read more » over 3 years ago
Ag8n " Normally, in an open location, the national weather service (NWS) wind direction would be ok. But as you get into more urban locations, where bu..." | Read more » over 4 years ago
Ag8n "I agree that the original data should be used. But, if the sanity check is not zero, that result should also be recorded, or at least noted. " | Read more » about 5 years ago
Ag8n "Thank you for the answer! " | Read more » about 5 years ago
Ag8n "The air testing you did, that had something in it, but nothing that would hurt you. Are those reports available? And not just " no significant l..." | Read more » about 5 years ago
Ag8n "This seems similar to some microscopes that use a CD or DVD player lense with a phone camera to act as a microscope. Built a couple with the dvd l..." | Read more » over 5 years ago
Ag8n "It gives a range of magnifications. As for sample prep- "samples were mounted in aroclor 5442 or the equivalent Carville refractive index liquid 1..." | Read more » over 5 years ago
Ag8n "See below These are photos taken from" the particle atlas", second edition, volume II, by mccrone. " | Read more » over 5 years ago
Ag8n "I checked the images. There are pictures of quartz and several for cristobalite. Didn't see one for tridymite. " | Read more » over 5 years ago
Ag8n "I'm no expert on microscopy. Did mess with it a little. The difference I notice is a lot of the work is done with crossed polars- messing with th..." | Read more » over 5 years ago
Ag8n "I do have a copy of edition two, which is four volumes. Volume 1 goes over microscopes, volume 2 gives pictures of the different materials, and vo..." | Read more » over 5 years ago