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Ethyl Acetate 99.5% AR Grade Reagent

Cas Number:141-78-6
Formula:C4H8O2
Molar Mass:88.11
EC Number:205-500-4

Quantity:
  • AR
  • LABOR
  • 118202104

Ethyl Acetate 99.5% AR Grade Reagent


Cas Number:141-78-6

Formula:C4H8O2

Molar Mass:88.11

EC Number:205-500-4


Physicochemical properties:

Colorless transparent liquid. Fruity. volatile. Sensitive to the air. It can absorb water, which can slowly decompose and react acidicly. It is miscible with chloroform, ethanol, acetone and ether and soluble in water (10% ml/ml). It can dissolve certain metal salts (such as lithium chloride, cobalt chloride, zinc chloride, ferric chloride, etc.). The relative density (d204) is 0.902. The melting point is -83 ° C. The boiling point is 77 ° C. The refractive index (n20D) is 1.3719.


Usage:

The extractant that extracts many compounds (phosphorus, tungsten, arsenic, cobalt) from aqueous solutions. Organic solvents. It is used as a standard substance for calibration thermometers when separating sugars. Determination of bismuth, gold, iron, mercury, oxidants and platinum. Determination of bismuth, boron, gold, iron, molybdenum, platinum, potassium and cesium. Biochemical research, protein sequence analysis.


Packing:

500ml/25L/200L





Item of Analysis

Standard

Assay,%

99.5 min

Hazen

10 max

Density(20),g/ml

0.899~0.901

Evaporating leavings,%

0.0005 max

Acidity (as H+), mmol/g

0.0008 max

Moisture,%

0.1 max

Methanol,%

0.1 max

Ethanol,%

0.1 max

Methyl acetate,%

0.1 max

Really carbonized substances

to pass test


Symbol 

Signal word 

Danger

Hazard statement

H225


H319

H336

Precautionary statements—Prevention

P210


P233


P240


P241


P242


P243


P261


P264


P271


P280

Precautionary statements—Response

P303+P361+P353


P304+P340+P312


P305+P351+P338


P337+P313


P370+P378

Precautionary statements—Storage

P403+P233


P403+P235


P405

UN No.

1173

Hazard Class

3

Package Group

II

Flash point

-3 °C

Boiling point

77°C

Melting point

-83°C



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