فروش مواد شیمیائی مرک آلمان5
112201 Indium(III) oxide 99.5+
112202 Indium(III)-sulfate 99+
112211 Cobalt powder 99+
112219 Lanthanum(III) chloride heptahydrate 99% GR for analysis
112220 Lanthanum(III) oxide LAB
12223 Sulfuric ... chloride 99+
112400 Bismuth powder
particle size < 150 µm (> 100 mesh ASTM) 99+
112403 Bismuth(III) ... ...