Millad 3988 Nucleating Agent
Millad 3988 is the commercial grade of Dimethyl benzylidene sorbitol (DMDBS) used by plastics manufacturers as a clarifying nucleating agent. Classified under HTS 2932.99.55.00 due to its specific chemical identity as the named aromatic heterocyclic compound. Supplied as >99% pure white powder for injection molding applications.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If marketed primarily as modified sugar derivative
Alternative classification as sugar acetal per Chapter 29 note if principal use emphasizes carbohydrate origin.
If pre-mixed with other clarifying agents at >2% concentration
Chemical additive mixtures exceed Chapter 29 purity requirements.
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Import Tips & Compliance
• Reference Milliken technical data sheets matching chemical name to HTS specification during entry
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Related Products under HTS 2932.99.55.00
Dimethyl Benzylidene Sorbitol (DMDBS)
Dimethyl benzylidene sorbitol, chemically Bis-O-[(4-methylphenyl)methylene]-D-glucitol, is an aromatic heterocyclic compound with oxygen hetero-atoms used as a nucleating agent in polypropylene plastics. It falls under HTS 2932.99.55.00 as a specifically named aromatic heterocyclic compound with oxygen hetero-atoms only. This white crystalline powder enhances clarity and crystallization rate in thermoplastics.
Rhodamine 2C Base
Rhodamine 2C base is a fluorescent dye intermediate, specifically listed under HTS 2932.99.55.00 as an aromatic heterocyclic compound with oxygen hetero-atoms. This chemical serves as the core structure for producing rhodamine dyes used in textiles, inks, and biological staining. Its classification reflects its oxygen-containing heterocyclic ring structure.
Rhodamine 2C Base (CAS 477-73-6)
Laboratory-grade Rhodamine 2C base (CAS 477-73-6) specifically enumerated under HTS 2932.99.55.00 for its aromatic oxygen-heterocyclic structure. Used in synthesis of laser dyes and fluorescent probes for microscopy. Packaged in 25g-1kg quantities for R&D applications.