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57655

Sigma-Aldrich

Iodine

puriss., ≥99.5% (RT), particles (round)

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100 G
$48.15

$48.15

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100 G
$48.15

About This Item

Empirical Formula (Hill Notation):
I2
CAS Number:
Molecular Weight:
253.81
Beilstein/REAXYS Number:
3587194
EC Number:
MDL number:
UNSPSC Code:
12141916
PubChem Substance ID:
NACRES:
SB.52

$48.15

List Price$96.30Save 50%

Availability

Available to ship onJanuary 07, 2025Details


Request a Bulk Order

vapor density

9 (vs air)

Quality Level

vapor pressure

0.31 mmHg ( 25 °C)
1 mmHg ( 38.7 °C)

grade

puriss.

assay

≥99.5% (RT)

form

particles (round)

resistivity

1.3E15 μΩ-cm

diam.

1-2 mm

bp

184 °C (lit.)

mp

113 °C (lit.)

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1 of 4

This Item
20777203002451045
Iodine puriss., ≥99.5% (RT), particles (round)

57655

Iodine

Iodine ACS reagent, ≥99.8%, solid

207772

Iodine

Iodine puriss., meets analytical specification of Ph. Eur., BP, USP, 99.8-100.5%

03002

Iodine

Iodine anhydrous, beads, −10 mesh, 99.999% trace metals basis

451045

Iodine

assay

≥99.5% (RT)

assay

≥99.8%

assay

99.8-100.5%

assay

99.999% trace metals basis

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

grade

puriss.

grade

-

grade

puriss.

grade

-

mp

113 °C (lit.)

mp

113 °C (lit.)

mp

113 °C (lit.)

mp

113 °C (lit.)

vapor pressure

0.31 mmHg ( 25 °C), 1 mmHg ( 38.7 °C)

vapor pressure

0.31 mmHg ( 25 °C), 1 mmHg ( 38.7 °C)

vapor pressure

0.31 mmHg ( 25 °C), 1 mmHg ( 38.7 °C)

vapor pressure

0.31 mmHg ( 25 °C), 1 mmHg ( 38.7 °C)

Application

Iodine may be used for the isomerization of β-carotene solutions in a study on the spectrophotometric quantification of total β-carotene in food additives.[1]

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Eye Irrit. 2 - Skin Irrit. 2 - STOT RE 1 Oral - STOT SE 3

target_organs

Respiratory system, Thyroid

Storage Class

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


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    A simple spectrophotometric determination of total β-carotene in food additives with varying E/Z-isomer ratios using an isobestic wavelength.
    Schierle J, et al.
    European Food Research and Technology, 215(3), 268-274 (2002)
    Eagleson M.
    Concise Encyclopedia Chemistry, 543-543 (1994)
    A spectrophotometric investigation of the interaction of iodine with aromatic hydrocarbons.
    Benesi HA and Hildebrand JH.
    Journal of the American Chemical Society, 71(8), 2703-2707 (1949)
    Michael B Zimmermann
    Thyroid : official journal of the American Thyroid Association, 17(9), 829-835 (2007-10-25)
    Iodine is required for the production of thyroid hormones, which are essential for normal brain development, and the fetus, newborn, and young child are particularly vulnerable to iodine deficiency. The iodine requirement increases during pregnancy and recommended intakes are in
    Tim I M Korevaar et al.
    The Journal of clinical endocrinology and metabolism, 98(11), 4382-4390 (2013-09-17)
    Premature delivery is an important risk factor for child mortality and psychiatric, metabolic, and cardiovascular disease later in life. In the majority of cases, the cause of prematurity cannot be identified. Currently, it remains controversial whether abnormal maternal thyroid function

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