Industrial chemicals · Taylor, TXCertificate of Analysis

Sample Certificate of Analysis

Ethylene Glycol 60/40

60/40

Certificate #: TYP-ETHYLENEGLYC
Lot Number: TYPICAL SAMPLE
Test Date: 2026-06-02
Category: Alcohols & Glycols (B)
CAS Number: 107-21-1
Formula: C2H6O2
Computed Assay: 60.00%(100 − Σ impurities)

Sample COA. Lot-specific COAs ship with each order.

Specifications

Parameter	Specification	Typical Result	Test Method
Assay (GC)	59.458 – 60.458 %	60 %	GC
Acidity (as acetic)	≤ 30 ppm	3 ppm	Titration
Aldehydes (as acetaldehyde)	≤ 18 ppm	15.6 ppm	Spectrophotometry
Ash	≤ 30 ppm	6 ppm	Residue on Ignition
Chlorides (as Cl)	≤ 0.3 ppm	0.05 ppm	ICP
Color (APHA)	≤ 10 APHA	2 APHA	APHA
DEG Content	≤ 0.3 %	0.01 %	GC
Iron (Fe)	≤ 0.06 ppm	0 ppm	ICP-MS
Residue/Non-volatile	≤ 0.06 %	0.02 %	Residue on Ignition
Specific Gravity @20°C	1.065 – 1.071 g/mL	1.068 g/mL	Hydrometer @ 25°C
Water (Karl Fischer)	≤ 0.06 %	0.02 %	Karl Fischer

Generated 2026-06-02. Values are representative of typical production lots and reflect the published specification range. Lot-specific COAs are provided with every shipment.