Technical Data Sheet

Ethylene Glycol Inhibited ACS Grade

ACS Grade

CAS Number: 107-21-1
Alliance Code: ethylene-glycol-inhibited-acs-grade
Generated: 2026-08-31
Revision: 1.3
Reviewed: 2026-07-17 · Andre Taki

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2D chemical structure of Ethylene Glycol Inhibited ACS Grade — Structure · PubChem

Last reviewed 2026-07-17 by Andre Taki, DOT Hazmat Specialist.

Identity & Composition

Product Name: Ethylene Glycol Inhibited ACS Grade
Alliance Code: ethylene-glycol-inhibited-acs-grade
Grade: ACS Grade
Concentration: —
CAS Number: 107-21-1PubChem
Formula: C2H6O2PubChem
Molecular Weight: 62.07PubChem
Product Type: pure_substance

Specifications

Test	Specification	Typical	Method	Source
Assay	Min. 99.9%	99.95%	—	Supplier specification
Acidity (as acetic acid)	Max 0.005%	0.0010%	—	Supplier specification
Reserve Alkalinity	3 ml min.	14.5	—	Supplier specification
Chloride (Cl)	0.5 ppm	0.1 ppm	—	Supplier specification
Diethylene glycol	Max 0.05%	0.02 %	—	Supplier specification
Iron (Fe)	0.1 ppm	0.02 ppm	—	Supplier specification
Nitrite	2400 ppm min.	2700 ppm	—	Supplier specification
Water	0.10%	0.05 %	—	Supplier specification

Specification values are guaranteed limits. Typical values are representative of production lots and are not guaranteed. Lot-specific certificates of analysis ship with every order.

Physical & Chemical Properties

One or more physical-property values are temporarily suppressed pending verification against vendor COA data. For complete properties refer to the Safety Data Sheet (SDS) or contact sales@alliancechemical.com.

Property	Value	Source
Form	Liquid	Published reference
Color	Max 25	Interpreted
Odor	Odorless	Published reference
pH	8.0-9.5	Supplier specification
Specific Gravity (20 °C)	1.110-1.125	Supplier specification
Density	1.115 at 68 °F (USCG, 1999) - Denser than water; will sink	Published reference
Boiling Point	387.7 °F at 760 mmHg (NTP, 1992)	Published reference
Melting Point	9 °F (NTP, 1992)	Published reference
Flash Point	232 °F (NTP, 1992)	Published reference
Vapor Pressure	0.06 mmHg at 68 °F ; 1 mmHg at 127.4 °F (NTP, 1992)	Published reference
Solubility (water)	greater than or equal to 100 mg/mL at 63.5 °F (NTP, 1992)	Published reference
Refractive Index (nD 20)	1.4300 - 1.4370	Interpreted

Polar solvent — purity vs. intended end-use (electronics, pharma, general industrial) is the dominant grade consideration. See application guidance for grade selection.

Materials of Construction

Material	Rating	Max T (°C)	Notes	Source
Buna-N (NBR) elastomer	Fair	60	Acceptable for alcohols; poor for ketones.	Parker O-ring Chemical Compatibility
EPDM elastomer	Fair	—	Good for alcohols, poor for esters	Cole-Parmer Chemical Compatibility
Viton (FKM) elastomer	Fair	80	Swells in acetone and esters; avoid for those.	Parker O-ring Chemical Compatibility
FFKM (Kalrez) fluoropolymer	Excellent	200	Premium ester / ketone sealing	Cole-Parmer Chemical Compatibility
PTFE fluoropolymer	Excellent	200	Universal solvent compatibility.	Cole-Parmer Chemical Compatibility
Borosilicate Glass glass ceramic	Excellent	100	Universally inert.	Cole-Parmer Chemical Compatibility
Glass (borosilicate) glass ceramic	Excellent	100	Inert	Cole-Parmer Chemical Compatibility
316L Stainless Steel metal	Excellent	80	Inert; preferred for high-purity solvent service.	Cole-Parmer Chemical Compatibility
Aluminium metal	Good	40	Acceptable; avoid prolonged wet contact	Cole-Parmer Chemical Compatibility
Carbon Steel metal	Fair	50	Trace moisture causes rust; flash-rust prevention required.	Cole-Parmer Chemical Compatibility
HDPE thermoplastic	Fair	40	Swells with many polar solvents; verify per solvent.	Cole-Parmer Chemical Compatibility
PP thermoplastic	Good	50	Acceptable but watch swelling with esters	Cole-Parmer Chemical Compatibility
PVC thermoplastic	Fair	25	Esters soften PVC; avoid for esters	Cole-Parmer Chemical Compatibility

Ratings reflect the service envelope (concentration × temperature) shown. Always confirm against your specific duty cycle and contact-time before equipment selection. The most cautious rating across overlapping references is shown.

Materials Selection Tool

Concentration (% w/w): 50%

Temperature (°C): 20

Showing 13 of 13 materials compatible at the selected envelope.

Material	Rating	Max T (°C)	Notes
Buna-N (NBR) elastomer	Fair	60	Acceptable for alcohols; poor for ketones.
EPDM elastomer	Fair	—	Good for alcohols, poor for esters
Viton (FKM) elastomer	Fair	80	Swells in acetone and esters; avoid for those.
FFKM (Kalrez) fluoropolymer	Excellent	200	Premium ester / ketone sealing
PTFE fluoropolymer	Excellent	200	Universal solvent compatibility.
Borosilicate Glass glass ceramic	Excellent	100	Universally inert.
Glass (borosilicate) glass ceramic	Excellent	100	Inert
316L Stainless Steel metal	Excellent	80	Inert; preferred for high-purity solvent service.
Aluminium metal	Good	40	Acceptable; avoid prolonged wet contact
Carbon Steel metal	Fair	50	Trace moisture causes rust; flash-rust prevention required.
HDPE thermoplastic	Fair	40	Swells with many polar solvents; verify per solvent.
PP thermoplastic	Good	50	Acceptable but watch swelling with esters
PVC thermoplastic	Fair	25	Esters soften PVC; avoid for esters

Regulatory & Transport

DOT / 49 CFR

UN Number: Not regulatedAdjudicated
Hazard Class: Not regulatedAdjudicated
Packing Group: Not regulatedAdjudicated
Proper Shipping Name: Not regulatedAdjudicated

GHS / OSHA HazCom 2012

Signal Word: WarningAdjudicated
H-Codes (Hazard Statements): H302, H373Adjudicated
P-Codes (Precautionary Statements): P260, P264, P270, P314, P501Adjudicated

Occupational Exposure Limits

OSHA PEL (29 CFR 1910.1000): —no canonical
ACGIH TLV: —no canonical
NIOSH REL: —no canonical
NIOSH IDLH: —no canonical

Transport descriptions reflect 49 CFR 172.101 lookup at time of publication. Sourced data: ECHA CLP Annex VI for harmonised classifications, NIOSH Pocket Guide for REL/IDLH, OSHA Z-Tables for PEL. Always verify against the latest regulatory text before shipment-critical decisions.

Supplier Qualification Packet

One zipped download containing the TDS, SDS, latest lot COA (when available), and a fresh Letter of Continuing Guaranty for Ethylene Glycol Inhibited ACS Grade. Every file included is SHA-256 hashed and listed in a manifest your QA team can audit.

Download audit packet

Applications

Use as a laboratory reagentlaballey.com
Recommended for use in industrial, commercial, and research instituteslaballey.com
Anti-freezing agentlaballey.com
Manufacturing of resinslaballey.com
Synthesis of polyester fiberslaballey.com
Dehydrating agentlaballey.com
Automobile industry, polyester manufacturing, and synthetic waxes productionlaballey.com

Applications are drawn from published manufacturer and supplier documentation; each is sourced. Suitability for a specific use is the buyer's to confirm.

Storage & Handling

Recommended Storage: Cool, well-ventilated flammable-liquid storage area. Tightly sealed original containers. Segregate from oxidizers and acids. Bond and ground bulk storage.Class-level guidance — not product-specific; the SDS controls.
Handling Precautions: Use chemical-resistant gloves and splash goggles. Bond and ground during transfer to prevent static accumulation. Eliminate ignition sources within vapor envelope.Class-level guidance — not product-specific; the SDS controls.
Incompatibilities: Strong oxidizers, strong acids, isocyanates, anhydrides. Hygroscopic — protect from atmospheric moisture for water-sensitive end uses.Class-level guidance — not product-specific; the SDS controls.
Shelf Life: Consult Technical Services for product-specific shelf life

For full hazard, PPE, and emergency response guidance, refer to the Safety Data Sheet (SDS) for this product. The SDS controls in all cases where guidance differs.

Packaging & Logistics

Shipping Description (US DOT)

Not regulated for transport.

Confirm against shipping documents and carrier requirements before tender.

NMFC Class

Revision History

Last reviewed 2026-07-17 by Andre Taki, DOT Hazmat Specialist.

Version	Date	Change	Trigger
1.3	2026-07-22	Canonical data updated: 4 fields changed via the provenance/adjudication pipeline. unNumber· canonical change (coa.data_provenance / adjudication) hazardClass· canonical change (coa.data_provenance / adjudication) packingGroup· canonical change (coa.data_provenance / adjudication) dotProperShippingName· canonical change (coa.data_provenance / adjudication)	canonical_change
1.1	2026-07-17	Canonical data re-verified: 7 fields updated against independent vendor SDSs, CLP Annex VI, 49 CFR, and OSHA HazCom 2024 (GHS classification, hazard/precautionary codes, signal word, physical properties as applicable). countryOfOrigin· canonical adjudication / reground (coa.data_provenance) dotSubsidiaryHazardClass· canonical adjudication / reground (coa.data_provenance) ghsClassification· canonical adjudication / reground (coa.data_provenance) hazard_h_codes· canonical adjudication / reground (coa.data_provenance) hazard_p_codes· canonical adjudication / reground (coa.data_provenance) hsCode· canonical adjudication / reground (coa.data_provenance) signalWord· canonical adjudication / reground (coa.data_provenance)	canonical_change
1.2	2026-07-17	Canonical data updated: 4 fields changed via the provenance/adjudication pipeline. unNumber· canonical change (coa.data_provenance / adjudication) dotProperShippingName· canonical change (coa.data_provenance / adjudication) hazardClass· canonical change (coa.data_provenance / adjudication) packingGroup· canonical change (coa.data_provenance / adjudication)	canonical_change
1.0	2026-05-20	Initial URL-first TDS published from canonical chemistry registry.	initial

This Technical Data Sheet is provided for technical reference. The Safety Data Sheet (SDS) controls in all cases where guidance differs. Values reflect Alliance Chemical canonical data at time of generation; subsequent revisions are recorded in the Revision History above.