Specifications for Mono Ethylene Glycol

The following are the parameters that all the vendors have to comply to for their supply to Asia Pacific Fibers.

	Technical Specifications
	PARAMETERS UNIT METHOD SPECS LIMIT Appearance * NA Visual Observation Clear liquid Colour * H. U. Color comparator Lovibond 5 max Colour after boiling for 4 hrs H. U. Color comparator Lovibond 20 max Water * % wt. KF Tritator 0.1 max Acidity as Acetic Acid * % wt. Titrimetry 0.003 max Chloride content as Cl wt ppm Comparison 0.1 max Sulphate content as SO4 wt ppm Comparison 0.1 max Iron content as Fe * wt ppm Colour Comparison 0.1 max Di Ethylene Glycol content wt ppm Gas Chromatography 500 max Aldehyde content as HCHO wt ppm Titrimetry 10 max Ash content wt ppm Gravimetry 10 max UV Transmittance * Spectometry        @ 220 nm % 70 max        @ 275 nm % 90 max        @ 350 nm % 98 max Refractive Index @ 20 °C NA Visual Observation 1.4304 - 1.4320 Distillation range   ASTM Distillation         5 % volume recovered °C   197 +/- 1       95% volume recovered °C   198 +/- 1 Specific gravity @ 20 °C NA Hydrometer 1.115 - 1.116         * parameters marked are the minimum parameters that shall be checked at site for acceptance as standard quality for unloading road tanker receipts.

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