碳酸钙, Puratronic|r, 99.999% (金属基) 471-34-1 Calcium carbonate, Puratronic|r, 99.999% (metals basis)

镱锭，99.9% 7440-64-4 Ytterbium ingot, 99.9% (REO)

Karl Fischer Solvent KT, solvent for volumetric one- and two-component titration, for aldehydes and

铂 扁线, 0.0254mm (0.001in) 厚 x 1.016mm (0.040in) 宽, 退火, 99.95% (金属基) 7440-06-4 Platinum flat wire, 0.0

铱黑, 99.95% (metals basis) 7439-88-5 Iridium black, 99.95% (metals basis)

铱黑, 99.95% (metals basis) 7439-88-5 Iridium black, 99.95% (metals basis)

铱黑, 99.95% (metals basis) 7439-88-5 Iridium black, 99.95% (metals basis)

铂粉, 无定型, APS 2.0-8.0 micron, 99.9% (metals basis) 7440-06-4 Platinum powder, amorphous, APS 2.0-8.0

铑 7440-16-6 Rhodium, 5% on alumina powder, Type 526, reduced

金溅射靶, 57.0mm (2.2in) 直径 x 0.3mm (0.012in) 厚, 99.99% (metals basis) 7440-57-5 Gold sputtering target,

(-)-1,2-双[(2R,5R)-2,5-二乙基膦]苯(1,5-环辛二烯)铑(I) 三氟甲基磺酸盐, 97% 136705-77-6 (-)-1,2-Bis[(2R,5R)-2,5-diethylp

无水氧化钌(IV), 99.9% (metals basis) 12036-10-1 Ruthenium(IV) oxide, anhydrous, 99.9%

无水氧化钌(IV), 99.9% (metals basis) 12036-10-1 Ruthenium(IV) oxide, anhydrous, 99.9%

无水氧化钌(IV), 99.9% (metals basis) 12036-10-1 Ruthenium(IV) oxide, anhydrous, 99.9%

曲酸, 99% 501-30-4 Kojic acid, 99%

曲酸, 99% 501-30-4 Kojic acid, 99%

曲酸, 99% 501-30-4 Kojic acid, 99%

3-甲基苯并[b]噻吩-2-甲醛, 98% 22053-74-3 3-Methylbenzo[b]thiophene-2-carboxaldehyde, 98%

3-乙酰基噻吩, 98% 1468-83-3 3-Acetylthiophene, 98%

钯, 10%负载于碳, Type 487,干剂 7440-05-3 Palladium, 10% on carbon, Type 487, dry