氧化锡(II),Tin(II) oxide;≤60 micron particle size, powder, 97%
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氧化铟锡,Indium tin oxide [ITO];−325 mesh, ≥99.99% trace metals basis
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硝酸钆(III)六水合物,Gadolinium(III) nitrate hexahydrate;crystals and lumps, 99.9% trace metals basis
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甲基羟乙基纤维素,Tylose® MH 1000;viscosity 600-1500 mPa.s, 2 % in H2O(20 °C)
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β-谷甾醇,β-Sitosterol;analytical standard, ≥90.0% (GC)
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N-亚硝基二乙胺,N-Nitrosodiethylamine [NDEA];≥99.0% (GC)
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溴化乙锭,Ethidium bromide [EB, EtBr];~95% (HPLC)