Description
Catalogue Number	101783
Synonyms	Benzol
Overview	EMSURE® grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE® provides worldwide best and most extensive product specifications. We declare our EMSURE® range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards.

Product Information
CAS number	71-43-2
EC index number	601-020-00-8
EC number	200-753-7
Grade	ACS,ISO,Reag. Ph Eur
Hill Formula	C₆H₆
Molar Mass	78.11 g/mol
HS Code	2902 20 00
Structure formula Image

Applications
Application	Benzene for analysis EMSURE® ACS,ISO,Reag. Ph Eur. CAS 71-43-2, molar mass 78.11 g/mol.

Physicochemical Information
Boiling point	80.1 °C (1013 hPa)
Density	0.88 g/cm3 (20 °C)
Explosion limit	1.4 - 8.0 %(V)
Flash point	-11 °C
Ignition temperature	555 °C
Melting Point	5.5 °C
Vapor pressure	101 hPa (20 °C)
Viscosity kinematic	0.78 mm2/s (20 °C)
Solubility	1.88 g/l

Toxicological Information
LD 50 dermal	LD50 Rabbit > 8260 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H340: May cause genetic defects. H350: May cause cancer. H225: Highly flammable liquid and vapour. H304: May be fatal if swallowed and enters airways. H315: Causes skin irritation. H319: Causes serious eye irritation. H372: Causes damage to organs through prolonged or repeated exposure. H412: Harmful to aquatic life with long lasting effects.
Precautionary Statement(s)	P201: Obtain special instructions before use. P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P240: Ground/bond container and receiving equipment. P273: Avoid release to the environment. P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P314: Get medical advice/ attention if you feel unwell. P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
RTECS	CY1400000
Storage class	3 Flammable liquids
WGK	WGK 3 highly water endangering
Disposal	9 Carcinogenic compounds and flammable compounds labelled "Highly toxic" or "Toxic": container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).

Safety Information
Hazard Symbols	Toxic Flammable
Categories of danger	carcinogenic, mutagenic, highly flammable, irritant, toxic
R Phrase	R 45-46-48/23/24/25-65-11-36/38 May cause cancer.May cause heritable genetic damage.Also toxic: danger of serious damage to health by prolonged exposure through inhalation, in contact with skin and if swallowed.Also harmful: may cause lung damage if swallowed.Highly flammable.Irritating to eyes and skin.
S Phrase	S 53-45 Avoid exposure - obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

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

Transport Information
Declaration (railroad and road) ADR, RID	UN 1114 , 3, II
Declaration (transport by air) IATA-DGR	UN 1114 , 3, II
Declaration (transport by sea) IMDG-Code	UN 1114 , 3, II

Specifications
Purity (GC)	≥ 99.7 %
Identity (IR)	conforms
Appearance	clear
Colour	≤ 10 Hazen
Density (d 20 °C/ 4 °C)	0.877 - 0.879
Acidity	≤ 0.00005 meq/g
Alkalinity	≤ 0.00005 meq/g
Melting point	≥ 5.2 °C
Boiling point	79 - 81 °C
Thiophene	≤ 0.0001 %
Sulfur compounds (as S)	≤ 0.003 %
Readily carbonizable substances	conforms
Al (Aluminium)	≤ 0.00005 %
B (Boron)	≤ 0.000002 %
Ba (Barium)	≤ 0.00001 %
Ca (Calcium)	≤ 0.00005 %
Cd (Cadmium)	≤ 0.000005 %
Co (Cobalt)	≤ 0.000002 %
Cr (Chromium)	≤ 0.000002 %
Cu (Copper)	≤ 0.000002 %
Fe (Iron)	≤ 0.00001 %
Mg (Magnesium)	≤ 0.00001 %
Mn (Manganese)	≤ 0.000002 %
Ni (Nickel)	≤ 0.000002 %
Pb (Lead)	≤ 0.00001 %
Sn (Tin)	≤ 0.00001 %
Zn (Zinc)	≤ 0.00001 %
Evaporation residue	≤ 0.001 %
Water	≤ 0.03 %
Corresponds to ACS, ISO-reagent, Ph Eur-reagent

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MERCK 101783 Benzene for analysis EMSURE ACS,ISO,Reag. Ph Eur. CAS 71-43-2, molar mass 78.11 g/mol.

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