Potassium Iodide

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Catie
Posts: 6
Joined: 05 Feb 2018, 12:38
State/Location: NSW

Potassium Iodide

Post by Catie »

All my solutions of potassium iodide have turned yellow.
Can I still use them or do I need to make new solutions.
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Labbie
Posts: 3234
Joined: 28 Nov 2006, 10:00
Job Title: Retired
Suburb: At Home
State/Location: NSW

Re: Potassium Iodide

Post by Labbie »

Make fresh, perhaps sat there for a while,
Regards Labbie

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Merilyn1
Posts: 1476
Joined: 12 Mar 2013, 08:10
Job Title: Labbie
School: Wollondilly Anglican College
Suburb: Tahmoor
State/Location: NSW

Re: Potassium Iodide

Post by Merilyn1 »

Are they still working? Check with the teachers. It's the iodide that makes them yellow. Probably gets a bit more noticeable over time.
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