99.5% 1 4-Dioxane CAS 123-91-1 Dioxane

Synonyms:p-Dioxane
Diethylene dioxide
1,4-Diethylene dioxide
Tetrahydro-p-dioxin
Dioxane
Molecular Formula:C4H8O2
Molecular Weight: 88.11
HS Code: 2932999099
Grade: Industrial grade，99.5%
Hazard Class:Class 3

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Model:
123-91-1
Brand:
futurechemical
Code:
123-91-1

Product Description

Certificate of Analysis-COA

Test	Specification	Analysis results
Characteristics	A colorless, transparent liquid	Complies
Identification (GC)	The retention time of the main peak of the test solution is consistent with that of the reference solution	Complies
Water	≤0.1%	0.005%
Acidity	≤0.01%	<0.01%
Peroxide	≤0.025%	0.0010%
Unvolatile matter	≤0.01%	<0.01%
Aldehyde	fit for test	fit for test
Assay	≥99.50%	99.97%

Applications

1. Industrial Solvent & Paint Stripping A powerful aprotic solvent for paints, varnishes, inks and paint strippers. Excellent dissolving power for resins, cellulose esters and oils delivers fast, effective cleaning and stripping performance in industrial applications.

2. Reaction Medium for Organometallic Chemistry A preferred reaction medium for Grignard reactions and organometallic synthesis. Ether-type structure stabilizes reactive intermediates, supporting high yields and clean reactions in fine chemical production.

3. Chromatography & Analytical Applications A versatile solvent for HPLC, extraction and analytical procedures. High purity with low UV absorbance and consistent quality ensure accurate, reproducible analytical results.

4. Coatings, Inks & Adhesives Improves flow, leveling and drying behavior of coatings, inks and adhesive formulations. Consistent quality and controlled evaporation enable stable high-speed processing.

5. Textile & Specialty Applications Used as a processing solvent in textile and specialty chemical applications. Stable supply and consistent quality support continuous industrial production.

Production Line

We operate 10+ production lines, backed by a well-stocked raw material warehouse.

Our workshop is equipped with automated machinery — ensuring high consistency and precision on every order, from trial samples to full container loads.

Every order follows a standardized workflow. Key quality control points are set at every stage.

Factory Area

Standardized Process Flow

Production Capacity

Located in Shandong, our factory is approximately 300km from Qingdao Port, enabling fast and cost-effective delivery to customers worldwide.

1 4-Dioxane 123-91-1 C4H8O2 p-Dioxane Diethylene dioxide 1 4-Diethylene dioxide Tetrahydro-p-dioxin Dioxane 1 4-Dioxane supplier p-Dioxane manufacturer

Quality Assurance

Full-Process Quality Control: From incoming raw material inspection to in-process monitoring and final outgoing checks, every batch is inspected at each production stage against strict acceptance standards.
Third-Party Certified & Tested: Our quality management system is certified to ISO 9001, and products are regularly tested by accredited laboratories (e.g. SGS, TÜV). Test reports are available on request.
100% Batch Traceability: Each batch carries a unique lot number that links raw material records, production parameters, and test results, enabling complete traceability from factory to final delivery.
Pre-Shipment Inspection: Every order passes a final pre-shipment inspection, with inspection photos and reports shared before dispatch.

FAQ From Customers

Q1: What is the minimum order quantity?

A: There is no quantity limit for the first sample or trial order. Just tell us the actual quantity you need.
Q2: How can I confirm that the quality meets the requirements?

A: Provide your specifications, and our technical team will check them or customize them for you; we can provide TDS, MSDS, and COA, and accept third-party testing.
Q3: How do you ensure stable quality?

A: We manufacture under an ISO 9001 quality system, test every batch before release, and retain samples for 24 months for traceability.
Q4: Do you provide samples?

A: Yes — Free samples are available; freight is at buyer's expense for express delivery.