呋喃妥因 [呋喃妥英, 呋喃坦啶],Nitrofurantoin;98.0-102.0% (EP, UV)
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银纳米线悬浮液,Silver nanowires;diam. × L 120-150 nm × 20-50 μm, 0.5% (isopropyl alcohol suspension)
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原甲酸三乙酯,Triethyl orthoformate [TEOF];reagent grade, 98%
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铬,Chromium [Cd, Cr];chips, 99.995% trace metals basis
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二苯胺,Diphenylamine [DPA];puriss. p.a., redox indicator, ACS reagent, reag. Ph. Eur., ≥98% (GC)
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琥珀酸 [丁二酸],Succinic acid;purum p.a., ≥99.0% (T)
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乙二胺四乙酸四钠盐水合物,Ethylenediaminetetraacetic acid tetrasodium salt hydrate;≥99.0%