31373700sulfidePT2026-03-30 20:40:46UF31373701sulfidesNDUF31373702sulphideNDUF31373703sulphidesNDBT31343453sulfur compoundsPTNT31410823cuprous sulfidePTNT31410824silver sulfidePTNT31410831copper sulfidePTNT31410836ferrous sulfidePTNT31410841hydrogen sulfidePTNT31410849lead sulfidePTNT31410854[sulfides by general type]PT