اتیل استات 109623 مرک

Description
Catalogue Number	109623
Synonyms	Ethyl ethanoate, Acetic ester, Ethyl ester
Description	Ethyl acetate
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	141-78-6
EC index number	607-022-00-5
EC number	205-500-4
Grade	ACS,ISO,Reag. Ph Eur
Hill Formula	C₄H₈O₂
Chemical formula	CH₃COOC₂H₅
Molar Mass	88.11 g/mol
HS Code	2915 31 00
Structure formula Image

Applications
Application	Ethyl acetate for analysis EMSURE® ACS,ISO,Reag. Ph Eur. CAS 141-78-6, EC Number 205-500-4, chemical formula CH₃COOC₂H₅.

Physicochemical Information
Boiling point	77 °C (1013 hPa)
Density	0.90 g/cm3 (20 °C)
Explosion limit	2.1 - 11.5 %(V)
Flash point	-4 °C
Ignition temperature	460 °C
Melting Point	-83 °C
Vapor pressure	97 hPa (20 °C)
Solubility	85.3 g/l

Toxicological Information
LD 50 oral	LD50 Rat 5620 mg/kg
LD 50 dermal	LD50 Rabbit > 18000 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H225: Highly flammable liquid and vapour. H319: Causes serious eye irritation. H336: May cause drowsiness or dizziness. EUH066: Repeated exposure may cause skin dryness or cracking.
Precautionary Statement(s)	P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking. P240: Ground/bond container and receiving equipment. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
Signal Word	Danger
RTECS	AH5425000
Storage class	3 Flammable liquids
WGK	WGK 1 slightly water endangering
Disposal	1 Strongly contaminated halogen-free organic solvents: container A.

Safety Information
Hazard Symbols	Irritant Flammable
Categories of danger	highly flammable, irritant
R Phrase	R 11-36-66-67 Highly flammable.Irritating to eyes.Repeated exposure may cause skin dryness or cracking.Vapours may cause drowsiness and dizziness.
S Phrase	S 16-26-33 Keep away from sources of ignition - No smoking.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Take precautionary measures against static discharges.

Storage and Shipping Information
Storage	Store at +2°C to +25°C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 1173 , 3, II
Declaration (transport by air) IATA-DGR	UN 1173 , 3, II
Declaration (transport by sea) IMDG-Code	UN 1173 , 3, II

Specifications
Purity (GC)	≥ 99.5 %
Identity (IR)	conforms
Appearance	clear
Colour	≤ 10 Hazen
Titrable acid	≤ 0.0008 meq/g
Density (d 20 °C/20 °C)	0.901 - 0.904
Boiling point	76 - 78 °C
Readily carbonizable substances	conforms
Ethanol (GC)	≤ 0.1 %
Methanol (GC)	≤ 0.1 %
Methyl acetate (GC)	≤ 0.1 %
Al (Aluminium)	≤ 500 ng/g
B (Boron)	≤ 20 ng/g
Ba (Barium)	≤ 100 ng/g
Ca (Calcium)	≤ 500 ng/g
Cd (Cadmium)	≤ 50 ng/g
Co (Cobalt)	≤ 20 ng/g
Cr (Chromium)	≤ 20 ng/g
Cu (Copper)	≤ 20 ng/g
Fe (Iron)	≤ 100 ng/g
Mg (Magnesium)	≤ 100 ng/g
Mn (Manganese)	≤ 20 ng/g
Ni (Nickel)	≤ 20 ng/g
Pb (Lead)	≤ 100 ng/g
Sn (Tin)	≤ 100 ng/g
Zn (Zinc)	≤ 100 ng/g
Evaporation residue	≤ 0.001 %
Water	≤ 0.05 %