タイトルまたは説明

★★★★★Lead Oxide Yellow Molecular Formula: PbO Molecular weight: **3.2 Character：Yellow heavy powder Materialize character： Indissoluble in water and alcohol. Application: It mainly used in industries such as lead yellow pigment, lead salt, ceramics, glass and rubber etc. Specification: Standard:HG/T********7 Item Standard Content of lead monoxide ( PbO ) % ≥ *9.5 Content of lead metal (Pb ) % ≤ 0.1 Content of lead dioxide (PbO 2 ) % ≤ 0.*5 undissolved in nitric acid % ≤ 0.1 Moisture % ≤ 0.2 Content of iron trioxide ( Fe 2 O 3 ) % ≤ 0.**5 Content of copper oxide ( CuO ) % ≤ 0.**2 Remains on sieve (**0 um ) % ≤ 0.2 ★★★★★Lead Red Chemical Formula:Pb3O4 Molecular Weight:**5.6 Character:Red, heavy powder. Specification: Standard:GB******6 Item Standard Content of lead dioxide (Pb3O4) ≥ % *7 Content of lead tetroxide ( PbO2) ≥ % *3.9 Evaporation substance **5 oC ≤ % 0.2 Remains on sieve ( *3 μ m ) ≤ % 0.*5 Unsoluble in nitric acid ≤ % 0.1 Content of iron trioxide Fe2O3 ≤ % 0.**5 Content of copper oxide CuO ≤ % 0.**2