October 2025 — Question 31
Of the four choices below, which is the best CLASSIFICATION of diammonium hydrogenorthophosphate?
- AHeading 2805
- BHeading 3104
- CHeading 3102
- DHeading 3105✓ CBP's answer
CBP's cited authority
§ Chapter 31§ Note 5 HTSUS§ 3105.30.0000 HTSUS
Answer and citations as published in CBP's official answer key for the October 2025 examination.
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