Merck 108114 1000 Tetrahydrofuran Emplura 1 LT.

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Description
Catalogue Number	108114
Synonyms	THF, Tetramethylene oxide, Oxolane, Butylene oxide
Description	Tetrahydrofuran
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	109-99-9
EC index number	603-025-00-0
EC number	203-726-8
Hill Formula	C₄H₈O
Chemical formula	C₄H₈O
Molar Mass	72.11 g/mol
HS Code	2932 11 00
Structure formula Image
Quality Level	MQ200

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Physicochemical Information
Boiling point	65 - 66 °C
Density	0.89 g/cm3 (20 °C)
Explosion limit	1.5 - 12.4 %(V)
Flash point	-21.2 °C
Melting Point	-108.44 °C
pH value	7 - 8 (H₂O)
Vapor pressure	170 hPa (20 °C)

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Safety Information according to GHS
Hazard Pictogram(s)	\n\n\n
Hazard Statement(s)	H225: Highly flammable liquid and vapour.\nH302: Harmful if swallowed.\nH319: Causes serious eye irritation.\nH335: May cause respiratory irritation.\nH336: May cause drowsiness or dizziness.\nH351: Suspected of causing cancer.\nEUH019: May form explosive peroxides.
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.\nP301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.\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	LU5950000
Storage class	3 Flammable liquids
WGK	WGK 1 slightly hazardous to water
Disposal	1\nStrongly contaminated halogen-free organic solvents: container A.

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Safety Information
Categories of danger	highly flammable, carcinogenic, irritant

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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 2056 , 3, II
Declaration (transport by air) IATA-DGR	UN 2056 , 3, II
Declaration (transport by sea) IMDG-Code	UN 2056 , 3, II

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Specifications
Purity (GC)	≥ 99.0 %
Identity (IR)	conforms
Free acid (as CH₃COOH)	≤ 0.002 %
Density (d 20 °C/ 4 °C)	0.887 - 0.889
Peroxide (as H₂O₂)	≤ 0.01 %
Water	≤ 0.1 %
Stabilized with 2,6-Di-tert-butyl-4-methylphenol (BHT)