Merck 103115 2500 Dioxan Extra Pure 2,5 LT.

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Description
Catalogue Number	103115
Synonyms	Glycolethylether, 1,4-Diethylene dioxide, 1,4-Dioxacyclohexane
Overview	EMPLURA® is our low-cost alternative to high-purity qualities. With EMPLURA® we offer a range of solvents for a plurality of basic applications in non-regulated industries and for less demanding applications, preparative laboratory work and cleaning purposes. EMPLURA® solvents provide adequate specifications with the most important parameters.

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Product Information
CAS number	123-91-1
EC index number	603-024-00-5
EC number	204-661-8
Hill Formula	C₄H₈O₂
Molar Mass	88.11 g/mol
HS Code	2932 99 00
Structure formula Image
Quality Level	MQ200

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Physicochemical Information
Boiling point	101.5 °C (1013 hPa)
Density	1.034 g/cm3 (20 °C)
Explosion limit	1.7 - 25.2 %(V)
Flash point	11 °C
Ignition temperature	300 °C
Melting Point	11.8 °C
pH value	6.0 - 8 (500 g/l, H₂O, 20 °C)
Vapor pressure	36 hPa (20 °C)

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Toxicological Information
LD 50 oral	LD50 Rat 5200 mg/kg
LD 50 dermal	LD50 Rabbit 7600 mg/kg

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Safety Information according to GHS
Hazard Pictogram(s)	\n\n\n
Hazard Statement(s)	H225: Highly flammable liquid and vapour.\nH319: Causes serious eye irritation.\nH335: May cause respiratory irritation.\nH350: May cause cancer.\nEUH019: May form explosive peroxides.\nEUH066: Repeated exposure may cause skin dryness or cracking.
Precautionary Statement(s)	P202: Do not handle until all safety precautions have been read and understood.\nP210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.\nP233: Keep container tightly closed.\nP240: Ground and bond container and receiving equipment.\nP305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.\nP308 + P313: IF exposed or concerned: Get medical advice/ attention.\nP403 + P233: Store in a well-ventilated place. Keep container tightly closed.
Signal Word	Danger
RTECS	JG8225000
Storage class	3 Flammable liquids
WGK	WGK 2 obviously hazardous to water
Disposal	3\nRelatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

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Safety Information
Categories of danger	highly flammable, irritant, carcinogenic

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Storage and Shipping Information
Storage	Store at +2°C to +30°C.

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Transport Information
Declaration (railroad and road) ADR, RID	UN 1165 , 3, II
Declaration (transport by air) IATA-DGR	UN 1165 , 3, II
Declaration (transport by sea) IMDG-Code	UN 1165 , 3, II

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Specifications
Purity (GC)	≥ 99.0 %
Identity (IR)	conforms
Free acid (as CH₃COOH)	≤ 0.01 %
Density (d 20 °C/ 4 °C)	1.032 - 1.034
Peroxide (as H₂O₂)	≤ 0.005 %
Water	≤ 0.1 %
Stabilized with about 25 ppm 2,6-Di-tert-butyl-4-methylphenol (BHT)