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Potassium Acid Phthalate Precipitation Crystals

 
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DougCraft



Joined: 26 Nov 2018
Posts: 13
Location: Northern Colorado

PostPosted: Fri Dec 07, 2018 2:43 pm    Post subject: Potassium Acid Phthalate Precipitation Crystals Reply with quote

Shot using a Nikon Labophot-Pol polarizing scope with Nikon D-70 and a Scopetronix MaxView eypiece adapter. Potassium acid phthalate is a primary standard used in analytical chemistry to calibrate base titrant solutions. These images are composed within Golden Rectangles, aspect ratio 1: 1.618...







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carlos.uruguay



Joined: 23 Feb 2012
Posts: 5206
Location: Uruguay - Montevideo - America del Sur

PostPosted: Fri Dec 07, 2018 7:25 pm    Post subject: Reply with quote

Very nice
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DougCraft



Joined: 26 Nov 2018
Posts: 13
Location: Northern Colorado

PostPosted: Sat Dec 08, 2018 12:55 am    Post subject: Reply with quote

Thanks!
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Harald



Joined: 13 May 2011
Posts: 545
Location: Steinberg, Norway

PostPosted: Sat Dec 08, 2018 4:17 am    Post subject: Reply with quote

Hi there Doug,
The first and last one is stunning Very Happy
Preparing some crystals myself, hope to get a few good ones

Thanks for the inspiration and sharing
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Harald

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Sumguy01



Joined: 28 Jan 2013
Posts: 1339
Location: Ketchikan Alaska USA

PostPosted: Sat Dec 08, 2018 8:12 am    Post subject: Reply with quote

Very nice.
Thanks for sharing.
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