Description
Thiodiglycol (TDG) – High Purity Industrial & Laboratory Grade
Thiodiglycol (TDG) is a high-purity organic sulfur compound with the chemical formula C₄H₁₀O₂S. It is a colorless, odorless, viscous liquid widely recognized for its exceptional solvency, stability, and versatility in industrial, laboratory, and formulation applications.
At AM CHEMICALS, headquartered in Vista, California (USA), we supply high-purity Thiodiglycol that meets industrial and laboratory specifications, ensuring consistent performance and reliable quality for regulated and compliant end-use sectors worldwide.
Key Specifications
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Chemical Name: Thiodiglycol
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Synonyms: Bis(2-hydroxyethyl)sulfide, TDG
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Molecular Formula: C₄H₁₀O₂S
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CAS Number: 111-48-8
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Molecular Weight: 122.19 g/mol
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Appearance: Clear, colorless to pale yellow viscous liquid
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Boiling Point: ~280 °C
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Flash Point: ~155 °C (closed cup)
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Density: 1.25 g/cm³ at 25 °C
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Solubility: Miscible with water, alcohols, and most organic solvents
All supplied batches are accompanied by a Certificate of Analysis (COA) and Safety Data Sheet (SDS) confirming compliance with purity, composition, and safety standards.
Industrial & Laboratory Applications
Thiodiglycol serves as a valuable chemical intermediate and solvent across multiple regulated industries. Major applications include:
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Solvent for dyes, inks, and pigments:
Used in high-quality ink formulations, dye manufacture, and pigment dispersions due to its strong solvency and low volatility. -
Textile and leather finishing:
Aids in dye penetration and improves color fastness during finishing processes. -
Intermediate for specialty chemicals:
Used in controlled industrial synthesis of thiophene derivatives, pharmaceutical intermediates, and coating additives. -
Lubricant and stabilizer formulations:
Adds oxidative stability and lubricity in select technical lubricants and hydraulic fluids. -
Analytical and R&D use:
Commonly employed in laboratories as a stable solvent and reference compound for research and chemical analysis.
Quality & Purity Assurance
At AM CHEMICALS, every lot of Thiodiglycol is tested to ensure high purity, low sulfur oxidation, and minimal water content.
We offer industrial grade, high-purity, and custom-formulated grades to meet specific industry requirements.
All products are manufactured and handled in compliance with ISO-certified quality systems, ensuring traceability, consistency, and regulatory conformity.
Packaging & Supply Options
To meet diverse industrial and laboratory demands, Thiodiglycol is available in multiple packaging configurations:
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1 L, 5 L, and 20 L HDPE containers for laboratory and pilot use
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200 L UN-approved drums for industrial consumption
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IBC totes (1000 L) for bulk users and continuous processes
Custom packaging and labeling can be provided on request, and all shipments include COA, TDS, and SDS documentation.
Storage & Handling
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Store in cool, dry, well-ventilated areas away from strong oxidizing agents.
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Keep containers tightly sealed to prevent moisture absorption.
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Handle using standard chemical protective gear (gloves, goggles, and lab coats).
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Follow all recommendations in the SDS for safe storage and disposal.
AM CHEMICALS supports all clients with technical guidance and safety data documentation to ensure proper product management.
Global Supply & Logistics
As a global Thiodiglycol supplier and exporter, AM CHEMICALS delivers to customers across North America, Europe, Asia, Africa, and the Middle East.
We offer:
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Consistent global supply chain and on-time delivery.
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Competitive Thiodiglycol price per kg for wholesale buyers.
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Compliant export packaging meeting international transport regulations (IMDG / IATA / DOT).
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Support for end-use documentation, customs clearance, and technical specifications.
Why Choose AM CHEMICALS?
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Reliable Thiodiglycol manufacturer & supplier with years of chemical export experience.
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High-purity, industrial-grade TDG meeting global standards.
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Responsive customer service and flexible order quantities.
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Secure, compliant shipping with full traceability and documentation.
AM CHEMICALS is committed to quality assurance, regulatory transparency, and environmental responsibility throughout its global supply network.
Contact Information
AM CHEMICALS
📍 1060 Joshua Way, Vista, CA 92081, USA
Email: support@amchemicalss.com
Website: www.amchemicalss.com
For quotations, technical data, or to order Thiodiglycol online, contact our sales team or request a COA / SDS directly via our website.




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