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Polymers of styrene, in primary forms. > Other

Duty Rate (from China)

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MFN TariffFree
Total Effective Rate0%

Products classified under Tariff item 3903.90

3903.90.00

Blow Molding Polystyrene BMPS 450

Blow Molding Polystyrene BMPS 450 is a polystyrene resin in primary pellet form, designed for blow molding applications such as bottles. With a styrene monomer content exceeding 95% by weight, it qualifies as a homopolymer of styrene under heading 39.03, and is classified under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms.

3903.90.00

Clear MBS Copolymer Beads for PVC Toughening

Clear MBS copolymer beads in primary form, composed of methyl methacrylate, butadiene, and styrene with a combined comonomer content of 95% or more by weight. These beads are used as an impact modifier to toughen PVC products, enhancing clarity and durability. They fall under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms, since MBS copolymers are not specifically named in other subheadings of heading 39.03.

3903.90.00

Crystal Polystyrene GPPS 535H

Crystal Polystyrene GPPS 535H is a clear, general-purpose polystyrene resin in pellet form, composed of over 95% styrene monomer units. It is used for injection molding applications and is classified under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms, as it is a homopolymer not otherwise specified in the subheading.

3903.90.00

Electronics Grade Polystyrene EGPS 600

Electronics Grade Polystyrene EGPS 600 is a low-static polystyrene resin in pellet form, with a styrene monomer content exceeding 95% by weight. It is used in electronics applications and falls under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms, being a homopolymer not specifically named in the subheading.

3903.90.00

Expandable Polystyrene EPS Beads F400

Expandable Polystyrene EPS Beads F400 are polystyrene beads impregnated with a pentane blowing agent, with styrene monomer content exceeding 95% by weight. Despite being expandable, they are classified under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms, as the subheading 3903.11 for expandable polystyrene is not applicable in this tariff structure.

3903.90.00

Extrusion Grade Polystyrene PSX 125

Extrusion Grade Polystyrene PSX 125 is a low-viscosity polystyrene resin in pellet form, designed for film extrusion. With a styrene monomer content exceeding 95% by weight, it is classified under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms, as it is a homopolymer not otherwise specified.

3903.90.00

Flame Retardant Polystyrene FRPS V0

Flame Retardant Polystyrene FRPS V0 is a polystyrene resin containing halogen-free flame retardants, with styrene monomer contributing over 95% by weight of the polymer content. It is in primary form (pellets) and is classified under tariff item 3903.90.00 as 'Other' polymers of styrene, as the flame retardants are considered additives that do not change the polymer's classification.

3903.90.00

Foam Grade Polystyrene FGPS 100

Foam Grade Polystyrene FGPS 100 is a polystyrene resin in bead form, designed for foam production, with a styrene monomer content exceeding 95% by weight. It is classified under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms, being a homopolymer not specifically named in the subheading.

3903.90.00

High-Impact MBS Copolymer for Medical PVC

High-impact MBS copolymer pellets in primary form, designed for medical-grade PVC applications. The pellets contain methyl methacrylate, butadiene, and styrene comonomers totaling 95% or more by weight, providing clarity and impact resistance without phthalates. Classified under tariff item 3903.90.00 as 'Other' styrene polymers, as MBS is not a named copolymer in subheadings 3903.20 or 3903.30.

3903.90.00

High Impact Polystyrene HIPS 825

High Impact Polystyrene HIPS 825 is a polystyrene resin modified with rubber for enhanced toughness, where styrene units exceed 95% by weight of the total polymer content. It is in primary pellet form and is classified under tariff item 3903.90.00 as 'Other' polymers of styrene, as the rubber modifier is an additive and the styrene homopolymer predominates.

3903.90.00

Impact-Modified MBS Polymer Granules

Impact-modified MBS polymer granules in primary form, engineered for high-impact applications. The granules consist of methyl methacrylate, butadiene, and styrene with a combined weight of 95% or more, meeting the criteria for classification as a styrene copolymer. They are classified under tariff item 3903.90.00 as 'Other' polymers of styrene, since MBS is not specifically named in other subheadings of heading 39.03.

3903.90.00

Injection Molding Polystyrene IMP 350

Injection Molding Polystyrene IMP 350 is a high-flow polystyrene resin in pellet form, with a styrene monomer content exceeding 95% by weight. It is used for precision injection molding and is classified under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms, being a homopolymer not otherwise specified.

3903.90.00

MBS Copolymer Resin Pellets

Transparent MBS copolymer resin pellets in primary form, where methyl methacrylate, butadiene, and styrene comonomers contribute 95% or more by weight. These pellets are used as impact modifiers for PVC, offering clarity and toughness. They are classified under tariff item 3903.90.00 as 'Other' styrene polymers, as MBS is not a named copolymer in subheadings 3903.20 or 3903.30.

3903.90.00

MBS Impact Modifier Powder (Core-Shell Type)

Fine powder form of core-shell MBS copolymer, where a butadiene core is rubber-modified with a methyl methacrylate/styrene shell. The powder meets the 95% comonomer content threshold for methyl methacrylate, butadiene, and styrene, classifying it as a styrene copolymer in primary form. It is used as an impact modifier for PVC and falls under tariff item 3903.90.00 as 'Other' polymers of styrene.

3903.90.00

Medical Grade Polystyrene MGPS Clear

Medical Grade Polystyrene MGPS Clear is a USP Class VI polystyrene resin in primary form, with a styrene monomer content exceeding 95% by weight. It is used for medical disposables and is classified under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms, being a homopolymer not specifically named in the subheading.

3903.90.00

Packaging Grade Polystyrene PGPS 300

Packaging Grade Polystyrene PGPS 300 is a crystal polystyrene resin in primary pellet form, designed for trays and films. With a styrene monomer content exceeding 95% by weight, it is classified under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms, being a homopolymer not otherwise specified.

3903.90.00

Polystyrene Resin GPPS 525

Polystyrene Resin GPPS 525 is a general-purpose polystyrene resin made from styrene monomer exceeding 95% by weight, used in packaging and consumer goods. It is in primary pellet form and is classified under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms, being a homopolymer not specifically named in the subheading.

3903.90.00

Super High Impact Polystyrene SHIPS 700

Super High Impact Polystyrene SHIPS 700 is a polystyrene resin with advanced rubber modification for superior impact resistance, where styrene content exceeds 95% by weight. It is in primary pellet form and is classified under tariff item 3903.90.00 as 'Other' polymers of styrene, as the rubber modifier is an additive and the styrene homopolymer predominates.

3903.90.00

Thermoforming Polystyrene TFPS 200

Thermoforming Polystyrene TFPS 200 is a polystyrene resin in pellet form, designed for thermoforming applications. With a styrene monomer content exceeding 95% by weight, it is classified under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms, being a homopolymer not otherwise specified.

3903.90.00

Toy Grade Polystyrene TGPS Bright

Toy Grade Polystyrene TGPS Bright is a colored polystyrene resin in pellet form, with a styrene monomer content exceeding 95% by weight. It is used for toy molding and is classified under tariff item 3903.90.00 as 'Other' polymers of styrene in primary forms, being a homopolymer not specifically named in the subheading.