2-吡咯烷酮,2-Pyrrolidinone;≥99%
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聚苯胺 (祖母绿碱),Polyaniline (emeraldine base) [PAni];average Mw ~5,000 -
夏佛塔苷,Schaftoside;phyproof® Reference Substance -
三氧化钨(VI),Tungsten(VI) oxide;nanopowder, <100 nm particle size (TEM) -
二氧化钛(IV) (金红石和锐钛矿混合物),Titanium(IV) oxide, mixture of rutile and anatase;nanoparticles, <150 nm particle size (volume distribution, DLS), dispersion, 40 wt. % in H2O, 99.5% trace metals basis
