2940.00.20.00/High Purity D-Arabinose 99.9%/Japan

High Purity D-Arabinose 99.9% from Japan

Ultra-high purity (99.9+%) D-Arabinose for quantitative NMR standards and isotopic purity reference materials. Single enantiomer confirmed by polarimetry and chiral HPLC. HTS 2940.00.20.00 for research-grade chemically pure sugar.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• Chiral HPLC and polarimetry data mandatory for enantiomeric excess claims

• Argon atmosphere packaging for oxygen-sensitive ultra-pure grades

• Reference material declarations prevent finished pharmaceutical classification