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7681-11-0 - Potassium iodide, 99.995% (metals basis) - 10978 - Alfa Aesar

10978 Potassium iodide, 99.995% (metals basis)

CAS Number
7681-11-0
Synonyms

Size Price ($) Quantity Availability
5g 41.31
25g 104.40
100g 269.60
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Potassium iodide, 99.995% (metals basis)

MDL
MFCD00011405
EINECS
213-659-4

Chemical Properties

Formula
KI
Formula Weight
166.01
Form
Crystalline
Melting point
681°
Boiling Point
1330°
Density
3.12
Refractive Index
1.677
Sensitivity
Hygroscopic
Solubility
Soluble in water, alcohol, methanol, acetone and ethanol.

Applications

Potassium iodide is used with silver nitrate to make silver iodide an important chemical in film photography. Medicinally it is used for thyroid blockade, thyroid storm and also as an expectorant. It is a component in some hair treatment chemicals. It is also used as a fluorescence quenching agent in biomedical research, an application that takes advantage of collisional quenching of fluorescent substances by the iodide ion.

Notes

It is hygroscopic. Should be stored at room temperature.

Other References

Merck
14,7643
Harmonized Tariff Code
2827.60
TSCA
Yes
RTECS
TT2975000

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