Persulfate Mixture for Polymerization from Germany
Technical grade blend of ammonium and sodium persulfates for initiating acrylic emulsion polymerization. Still classified HTS 2833.40.60.50 as 'other' peroxosulfates if chemically defined and predominant. Meets Chapter 28 purity standards when not prepared mixtures.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Blend ratio documentation essential; >90% persulfates keeps in 2833.40 vs 3824
• Specify 'for industrial polymerization use only' to avoid consumer prep reclass
• TSCA declaration for new chemical substances if novel blend