Merck 105051 Potassium iodate for analysis EMSURE® ACS, ISO, Reag. Ph Eur 25 kg

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MERCK

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LB.M.105051.9025

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CAS Number: 7758-05-6 EC Number: 231-831-9 Molar Mass: 214 g/mol Chemical Formula: KIO₃ Hill Formula: IO3 * K Grade: ACS,ISO,Reag. Ph Eur

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MERCK 105051

Potassium iodate for analysis EMSURE® ACS, ISO, Reag. Ph Eur

Description
Catalogue Number	105051

Product Information
CAS number	7758-05-6
EC number	231-831-9
Grade	ACS,ISO,Reag. Ph Eur
Hill Formula	IKO3
Chemical formula	KIO₃
Molar Mass	214 g/mol
HS Code	2829 90 80
Quality Level	MQ300

Physicochemical Information
Density	3.98 g/cm3 (20 °C)
Melting Point	560 °C decomposes
pH value	6 (50 g/l, H₂O, 20 °C)
Bulk density	2000 kg/m3
Solubility	92 g/l

Safety Information according to GHS
Hazard Statement(s)	H272: May intensify fire; oxidizer. H302: Harmful if swallowed. H318: Causes serious eye damage.
Precautionary Statement(s)	P221: Take any precaution to avoid mixing with combustibles, heavy-metal compounds, acids and alkalis. P280: Wear eye protection. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P313: Get medical advice/ attention.
Signal Word	Danger
RTECS	NN1350000
Storage class	5.1B Oxidizing hazardous materials
WGK	WGK 1 slightly hazardous to water
Disposal	22 Inorganic peroxides and oxidants as well as bromine and iodine should be rendered harmless by reduction with acidic sodium thiosulfate solution (Cat. No. 106513); container D or E. Slightly soluble oxidants should be collected separately in container E or I.

Safety Information
Categories of danger	irritant
R Phrase	R 8-41 Contact with combustible material may cause fire.Risk of serious damage to eyes.
S Phrase	S 17-26-39 Keep away from combustible material.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.

Storage and Shipping Information
Storage	Store at +5 °C to +30 °C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 1479 , 5.1, II
Declaration (transport by air) IATA-DGR	UN 1479 , 5.1, II
Declaration (transport by sea) IMDG-Code	UN 1479 , 5.1, II

Specifications
Assay (iodometric)	99.7 - 100.4 %
Insoluble matter	≤ 0.005 %
pH-value (5 %; water)	5.0 - 8.0
Chloride, Chlorate, Bromide, Bromate (as Cl)	≤ 0.01 %
Iodide (I)	≤ 0.001 %
Sulfate (SO₄)	≤ 0.005 %
Total nitrogen (N)	≤ 0.002 %
Heavy metals (ACS)	≤ 5 ppm
Heavy metals (as Pb)	≤ 0.0005 %
As (Arsenic)	≤ 0.0003 %
Fe (Iron)	≤ 0.001 %
Na (Sodium)	≤ 0.005 %
Pb (Lead)	≤ 0.0004 %
Loss on drying (130 °C)	≤ 0.05 %
Corresponds to ACS, ISO, Reag. Ph Eur

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