美国 · 品目· 2 个子目· 6 个税号
2506石英（天然砂除外）；石英岩
Quartz (other than natural sands); quartzite, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape
子目（6 位 WCO 统一）
美国税号（10 位）
本品目下 美国海关的全部细分税号与首要税率
| HS 编码 | 商品描述 | 首要税率 |
|---|---|---|
| 2506.10.00 | Quartz | Free |
| 2506.10.00.10 | Sands (other than natural) containing by weight 95 percent or more of silica and not more than 0.6 percent of oxide of iron | Free |
| 2506.10.00.50 | Other | Free |
| 2506.20.00 | Quartzite | Free |
| 2506.20.00.10 | Crude or roughly trimmed | Free |
| 2506.20.00.80 | Other | Free |