Quick Answer: Where To Buy Potassium Iodide For Science Experiments?

How can I make potassium iodide at home?

Potassium iodide (KI) is prepared by reacting iodine with a hot solution of potassium hydroxide. It is mainly used in the form of a saturated solution, 100 g of potassium iodide to 100 ml of water. This equates to approximately 50 mg/drop. The solution is usually added to water, fruit juice or milk before drinking.

Can you buy potassium iodide at Walmart?

L A Naturals Potassium Iodide 150mcg, 2 Oz – Walmart.com.

Can you purchase potassium iodide?

KI (potassium iodide) is available without a prescription. The Food and Drug Administration (FDA) External Web Site Icon has approved some brands of KI. People should only take KI (potassium iodide) on the advice of public health or emergency management officials.

What is a substitute for potassium iodide?

You can use yeast instead of potassium iodide. Foam is produced more slowly, but you can add a fluorescent dye to this reaction to produce elephant toothpaste that will glow very brightly under a black light.

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How do you get potassium iodide?

Potassium iodide is an ionic compound which is made of the following ions: K+I. It crystallises in the sodium chloride structure. It is produced industrially by treating KOH with iodine. It is a white salt, which is the most commercially significant iodide compound, with approximately 37,000 tons produced in 1985.

What is the common name for potassium iodide?

Potassium iodide is used along with other emergency measures recommended by public officials. Potassium iodide is available under the following different brand names: Pima Syrup, SSKI, Iosat, ThyroSafe, and ThyroShield.

What is the difference between potassium iodide and iodine?

Iodine and potassium iodide are two different chemicals that are used in many applications. The first difference is the chemical structure of both items. Iodine is an element and has an atomic number. On the other hand, potassium iodide is a compound (or a mixture of two elements).

When should I take potassium iodide?

If potassium iodide upsets your stomach, take it after meals or with food or milk unless otherwise directed by your doctor. If stomach upset (nausea, vomiting, stomach pain, or diarrhea) continues, check with your doctor.

What foods contain potassium iodide?

This article explores 9 iodine-rich food sources that can help prevent a deficiency.

  • Seaweed. Share on Pinterest.
  • Cod. Cod is a versatile white fish that is delicate in texture and has a mild flavor.
  • Dairy. Dairy products are major sources of iodine, especially in American diets (12).
  • Iodized Salt.
  • Shrimp.
  • Tuna.
  • Eggs.
  • Prunes.

How do potassium iodide pills work?

KI works by blocking radioactive iodine from entering the thyroid. When a person takes KI, the stable iodine in the medicine gets absorbed by the thyroid. There is so much stable iodine in the KI that the thyroid gland becomes “full” and cannot absorb any more iodine—either stable or radioactive—for the next 24 hours.

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Can you take too much potassium iodide?

Do not take more than you were told to use or more often then you were told to take it. Taking too much of this medicine (potassium iodide tablets) may raise the risk of side effects. Do not take this medicine (potassium iodide tablets) if you are allergic to iodine.

What is the best recipe for elephant toothpaste?

Make Elephant Toothpaste

  • Pour 1/2 cup hydrogen peroxide solution, 1/4 cup dishwashing soap, and a few drops of food coloring into the bottle.
  • In a separate container, mix a packet of active yeast with a little warm water.
  • When you are ready to do the demo, pour the yeast mixture into the bottle.

What is the strength of potassium iodide in elephant toothpaste?

About 50 ml of concentrated (>12%) hydrogen peroxide is first mixed with liquid soap or dishwashing detergent. Then, a catalyst, often around 10 ml potassium iodide solution or catalase from baker’s yeast, is added to make the hydrogen peroxide decompose very quickly.

What ingredients do you need to make elephant toothpaste?

What You’ll Need:

  • A clean 16-oz plastic soda bottle.
  • 1/2 cup 20-volume hydrogen peroxide liquid (20-volume is a 6% solution; you can get this from a beauty supply store or hair salon)
  • 1 Tablespoon (one packet) of dry yeast.
  • 3 Tablespoons of warm water.
  • Liquid dishwashing soap.
  • Food coloring.
  • Small cup.
  • Safety goggles.

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