<h2>What is TDI and Who Uses It?</h2><p>Toluene Diisocyanate (TDI, CAS 26471-62-5) is a critical chemical building block used primarily in flexible polyurethane foam production � the material in furniture, mattresses, automotive seating, and packaging. It is also used in coatings, adhesives, and elastomers. The dominant consumers in Southeast Asia are flexible foam manufacturers in Vietnam, Indonesia, Malaysia, and Thailand.</p><h2>TDI Grades</h2><p><strong>TDI 80/20</strong> (80% 2,4-TDI + 20% 2,6-TDI): The most widely used grade for flexible foam production in SEA. <strong>TDI 65/35</strong>: Used in specific foam formulations requiring different processing characteristics. Less common in SEA markets.</p><h2>Key Specifications</h2><ul><li>Purity: min 99.5%</li><li>Acidity (as HCl): max 0.003%</li><li>Colour (APHA): max 20</li><li>NCO content: 48.0�48.4%</li></ul><h2>Safety and Handling</h2><p>TDI is classified as highly toxic by inhalation (UN 2078, Class 6.1, PG II). Buyers must ensure temperature-controlled storage (10�30�C), proper PPE for personnel, and import permits as required by local regulations in Indonesia, Vietnam, and Thailand.</p><h2>Pricing and Availability</h2><p>As of H1 2026, Chinese export TDI 80/20 is quoted at USD 1,650�1,900/MT CFR SEA. TDI is supplied in ISO tanks (21MT) or 250kg drums. Tetra Commodity Trading supplies TDI 80/20 to buyers across Southeast Asia on CIF terms. Contact us at <a href="mailto:enquiries@tetracommodity.com">enquiries@tetracommodity.com</a>.</p>