question:sample-collection
question:sample-collection


Author Comment Last activity Moderation
Ag8n "In the lab where both epa and fda testing was done, we always used the turbidity meter. We used color comparison tubes, too, just not for turbidit..." | Read more » about 6 years ago
MadTinker "DFRobot makes a Turbidity Sensor For Arduino (SKU:SEN0189). It's sitting in my forge right now and integrating it with a Mini-Pearl logger ( @cfast..." | Read more » about 6 years ago
stevie "Here are neat instructions on constructing a turbidity tube by Elizabeth Myre & Ryan Shaw:: http://www.virginia.edu/blandy/blandy_web/education..." | Read more » about 6 years ago
Ag8n "Google " epa method 180.1 determination of turbidity... ". It's dated August of 1993. Should get you started. " | Read more » about 6 years ago
Ag8n "Google epa method 180.1 turbidity by nephlometry. It's dated augu " | Read more » about 6 years ago
stevie "Neat do you know where I could find some methods to do this written out? " | Read more » about 6 years ago
Ag8n "I've seen a bunch of different things used, but cuvette s are most common. " | Read more » about 6 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 » about 6 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 » about 6 years ago
liz "Here's a permalink to the PDF on our site: ee-soilsampling-sop-env-3-13.pdf " | Read more » over 6 years ago
gretchengehrke "Here's a great resource for soil sampling. Section 8.3.2 gives a good start for a step-by-step protocol for surface soil sampling. Table 8.2 is sup..." | Read more » over 6 years ago
warren "Here's an answer from the DIY Oil Testing guide by @gretchengehrke and @eustatic " | Read more » over 6 years ago