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dhaffnersr 267 research notes and wiki edits














Pictures showing motor oil dissolution and separation

by dhaffnersr over 1 year ago | 0 | 678 | 0

Here are some pictures showing what the samples look like after processing with the regent I used...

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Chlorophyll extract using prolight LED (1W 3.4vdc 300mA)

by dhaffnersr over 1 year ago | 0 | 1,098 | 1

I followed this person’s research (Artxy-http://www.art-xy.com/2013/03/isolation-of-chlorophyll-a...

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Analysis of 2 stroke motor oil and 87 Octane gasoline using Prolight 1W UV LED

by dhaffnersr over 1 year ago | 14 | 902 | 0

Two samples tested today, both prepared with a standard regent recipe of 0.1M NaOH and a 20 perce...

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Prolight 1W 400-410nm UV LED (high brightness-350mA) Tested today

by dhaffnersr over 1 year ago | 0 | 794 | 0

I tested my Prolight LED on 3 samples: 1) Eosin Y in methanol 2) 10w40 motor oil-undiluted...

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Signal To Noise Ratio data graphs on various slit width's

by dhaffnersr over 1 year ago | 3 | 1,064 | 0

Here is an excel spread sheet graph on the various slit width's that we use: [![40mm_apr3.pn...

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Separation equipment I used in preparing my 10w40 oil sample

by dhaffnersr over 1 year ago | 0 | 685 | 0

[![my_log_book_Wnotes.JPG](//i.publiclab.org/system/images/photos/000/014/620/medium/my_log_book_...

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Procedure for separation of 10W40 motor oil

by dhaffnersr over 1 year ago | 0 | 1,718 | 1

Below are the steps I took in preparing my sample of 10w40 motor oil: [![Isopropyl_salted_ou...

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How to neutralize/remove the source's spectra to obtain absorption spectra?

shubham asked about about 1 year ago

Answers by dhaffnersr

answered on Aug 17, 2016 0

answered on Aug 17, 2016 0

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