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Màu vàng Polyquaternium-2 62% Min Zinc Plating Bright Chemicals2024-03-25 13:15:20 |
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Trifluoromethanesulfonic anhydride (cas:358-23-6)2025-04-04 19:01:24 |
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98% Acid Zinc Brightener TC-BAR ((Benzalacetone) CAS số 1896-62-42024-03-25 13:15:20 |
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98% bột Cas 583-39-1 Acid Copper Brightener M (((2-Mercaptobenzimidazole)2025-05-29 13:47:08 |