Trimellitic anhydride
      
      
      	
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      			Post Date:Oct 29,2025
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      			Expiry Date:Apr 27,2026
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      			Detailed Description:Cas No. :552-30-7
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      			CAS Registry Number:552-30-7
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      			Synonyms:;Trimellitic anhydride;4-Carboxyphthalic anhydride;1,3-dioxo-1,3-dihydro-2-benzofuran-5-carboxylic acid;
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      			Molecular Formula:C9H4O5
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      			Molecular Weight:192.1251
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      			Molecular Structure:  
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      			Hazard Symbols: Xn:Harmful; Xn:Harmful;
 
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      			Risk Codes:R37:;
 R41:;
 R42/43:;
 
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      			Safety Description:S22:;
 S26:;
 S36/37/39:;
 
 
      
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