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Sodium Iodide (NaI)-Powder

Sodium Iodide (NaI)-Powder

CAS: 7681-82-5
Molecular Formula: NaI
Purity: 99.99%
Products Code: TR115300UN
Specification Model: - 100 mesh
Hazardous Class: Class 6.1
EINECS No.: 231-679-3
UN No.: UN1690
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Sodium Iodide (NaI)-Powder introduce:

Characteristic




Sodium iodide (chemical formula NaI) is an ionic compound formed from the chemical reaction of sodium metal and iodine. 




Chemical formula:NaI

Molar mass:149.894

Appearance:white solid deliquescent

Odor:odorless

Density:3.67 g cm−3

Melting point:661 °C (1,222 °F; 934 K) 

Boiling point:1,304 °C (2,379 °F; 1,577 K) 

Solubility in water:1587 g/L (0 °C)

                                 1842 g/L (25 °C)

                                 2278 g/L (50 °C)

                                 2940 g/L (70 °C)

                                 3020 g/L (100 °C)

Solubility:ethanol, acetone

Band gap:5.89 eV

Magnetic susceptibility (χ):−57×10−6 cm3 mol−1

Refractive index (nD):1.93 (300 nm)

                                     1.774 (589 nm)

                                     1.71 (10 µm)

Crystal structure:Halite, cF8




Application




Trace determination of cesium, platinum and thallium, iodine co-solvent, photography;

It is the raw material for manufacturing inorganic iodide and organic iodide;

In medicine, it is used as thyroid tumor prevention agent, expectorant, diuretic, food additive and photosensitive agent.

Used as X-ray contrast agent in medicine, cystography, retrograde urography, t-tube cholangiography, etc.

Used as an analytical reagent.
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