Merck 107872 Strontium nitrate for analysis EMSURE® 250 gr

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LB.M.107872.0250

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CAS Number: 10042-76-9 EC Number: 233-131-9 Molar Mass: 211.63 g/mol Chemical Formula: Sr(NO₃)₂ Hill Formula: N₂O₆Sr

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MERCK 107872

Strontium nitrate for analysis EMSURE®

Description
Catalogue Number	107872

Product Information
CAS number	10042-76-9
EC number	233-131-9
Hill Formula	N₂O₆Sr
Chemical formula	Sr(NO₃)₂
Molar Mass	211.63 g/mol
HS Code	2834 29 80

Physicochemical Information
Boiling point	645 °C
Density	2.986 g/cm3 (20 °C)
Melting Point	570 °C
pH value	5 - 7 (50 g/l, H₂O, 20 °C)
Bulk density	1000 kg/m3
Solubility	660 g/l (20 °C)

Toxicological Information
LD 50 oral	LD50 Rat 2750 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H271: May cause fire or explosion; strong oxidizer. H318: Causes serious eye damage.
Precautionary Statement(s)	P210: Keep away from heat. 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	WK9800000
Storage class	5.1A Strongly oxidizing hazardous materials
WGK	WGK 2 water endangering
Disposal	14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).

Safety Information
Hazard Symbols	Oxidising Irritant
Categories of danger	oxidizing
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 1507 , 5.1, III
Declaration (transport by air) IATA-DGR	UN 1507 , 5.1, III
Declaration (transport by sea) IMDG-Code	UN 1507 , 5.1, III

Specifications
Specifications
Assay (complexometric)	≥ 99.0 %
pH-value (5 %; water)	5.0 - 7.0
Chloride (Cl)	≤ 0.001 %
Ba (Barium)	≤ 0.01 %
Ca (Calcium)	≤ 0.005 %
Cu (Copper)	≤ 0.0002 %
Fe (Iron)	≤ 0.0005 %
K (Potassium)	≤ 0.005 %
Mg (Magnesium)	≤ 0.005 %
Na (Sodium)	≤ 0.005 %
Pb (Lead)	≤ 0.0002 %

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