Merck 109621.2500 Ethylen glycol for analysis

EMSURE® Reag. Ph Eur,Reag. USP

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Ethylen glycol for analysis EMSURE® Reag. Ph Eur,Reag. USP

CAS # EC Number Hill Formula Chemical Formula Molar Mass Grade Value
107-21-1 203-473-3 C₂H₆O₂ HOCH₂CH₂OH 62.07 g/mol Reag. Ph Eur,Reag. USP
Description
Catalogue Number 109621
Synonyms Glycol, 1,2-Ethanediol
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.

Merck 109621.2500 | Ethylene glycol for analysis 2,5L

Product Information
CAS number 107-21-1
EC index number 603-027-00-1
EC number 203-473-3
Grade Reag. Ph Eur,Reag. USP
Hill Formula C₂H₆O₂
Chemical formula HOCH₂CH₂OH
Molar Mass 62.07 g/mol
HS Code 2905 31 00
Structure formula Image

Physicochemical Information
Boiling point 197.6 °C (1013 hPa)
Density 1.11 g/cm3 (20 °C)
Evaporation number 600
Explosion limit 3.2 %(V)
Flash point 111 °C
Ignition temperature 410 °C
Melting Point -14 – -10 °C
pH value 6 – 7.5 (100 g/l, H₂O, 20 °C)
Vapor pressure 0.053 hPa (20 °C)
Solubility 1000 g/l (20 °C)

Safety Information according to GHS
Hazard Pictogram(s)

Hazard Statement(s) H302: Harmful if swallowed.
H373: May cause damage to organs through prolonged or repeated exposure if swallowed.
Precautionary Statement(s) P314: Get medical advice/ attention if you feel unwell.
Signal Word Warning
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering

Safety Information
Hazard Symbols Harmful
Categories of danger harmful
R Phrase R 22-48/22
Harmful if swallowed.Harmful: danger of serious damage to health by prolonged exposure if swallowed.
S Phrase S 22-36
Do not breathe dust.Wear suitable protective clothing.

Storage and Shipping Information
Storage Storage temperature: no restrictions.

Specifications
Purity (GC) ≥ 99.5 %
Identity (IR) conforms
Colour ≤ 10 Hazen
Acidity (as CH₃COOH) ≤ 0.001 %
Density (d 20 °C/20 °C) 1.113 – 1.115
Density (d 25 °C/25 °C) 1.10 – 1.12
Refractive index (n 20/D) 1.431 – 1.433
Melting point -14 – -10 °C
Boiling point 196.5 – 198.5 °C
Chloride (Cl) ≤ 0.00002 %
Fe (Iron) ≤ 0.00005 %
Formaldehyde ≤ 0.005 %
Substances reducing potassium permanganate (as O) ≤ 0.0003 %
Readily carbonizable substances conforms
Sulfated ash ≤ 0.005 %
Water ≤ 0.1 %

M109621.2500

1.09621.2500

1096212500

Laboratuvar Kimyasalları

107-21-1 glycol ethanediol etilen glikol MEG mono etilen glikol monoetilen glikol merck

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