Country of origin marking for clock cases from Taiwan; U.S. Note 4, Chapter 98, HTSUS, 19 C.F.R. §134.43(b); 19 C.F.R. §11.9; 726711; 734860
The tariff classification of magnesium oxide from Holland
The tariff classification of two forms of magnesium oxide from Japan
Classification of magnesium oxide
The tariff classification of magnesium oxide from ChinaDear Ms. Lin:
Protest 3196-98-100005, magnesium oxide (MgO) crystals
The tariff classification of Tripotassium Phosphate (CAS # 7778-53-2), Monopotassium Phosphate (CAS# 7778-77-0), Magnesium Hydroxide (CAS# 1309-42-8), Xanthan Gum (X-Gum), and Fused Magnesium Oxide.