在线观看AV不卡网站永久_国产精品推荐制服丝袜_午夜福利无码免费体验区_国产精品露脸精彩对白

北京CERAMUS-classic玻璃毛細(xì)管9000103

來(lái)源: 發(fā)布時(shí)間:2023-09-08

流蘇石斛等  取本品(鮮品干燥后粉碎)粉末0.5g,過(guò)10-60ml德國(guó)赫施曼耐腐蝕瓶口分配器加甲醇25ml,超聲處理45分鐘,濾過(guò),濾液蒸干,殘?jiān)蛹状?ml使溶解,作為供試品溶液。另取石斛酚對(duì)照品,加甲醇制成每1ml含0.2mg的溶液,作為對(duì)照品溶液。照薄層色譜法(通則0502)試驗(yàn),通過(guò)5ul,10ul德國(guó)赫施曼minicpas定量毛細(xì)管吸取上述供試品溶液5~10μl、對(duì)照品溶液5μl,分別點(diǎn)于同一高效硅膠G薄層板上,以石油醚(60~90℃)-乙酸乙酯(3:2)為展開(kāi)劑,展開(kāi),展距8cm,取出,晾干,噴以10%硫酸乙醇溶液,在105℃加熱至斑點(diǎn)顯色清晰。供試品色譜中,在與對(duì)照品色譜相應(yīng)的位置上,顯相同顏色的斑點(diǎn)。減少中空玻璃影像失真現(xiàn)象的發(fā)生。北京CERAMUS-classic玻璃毛細(xì)管9000103

9201580熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度80MM,外徑1.55mm,內(nèi)徑1.15mm9201590熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度90MM,外徑1.55mm,內(nèi)徑1.15mm9201710熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度100MM,外徑1.75mm,內(nèi)徑1.30mm9201712熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度120MM,外徑1.75mm,內(nèi)徑1.30mm9201715熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度150MM,外徑1.75mm,內(nèi)徑1.30mm9201770熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度70MM,外徑1.75mm,內(nèi)徑1.30mm9201775熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度75MM,外徑1.75mm,內(nèi)徑1.30mm9201780熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度80MM,外徑1.75mm,內(nèi)徑1.30mm9201790熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度90MM,外徑1.75mm,內(nèi)徑1.30mm湖南普譽(yù)玻璃毛細(xì)管9000101上海普譽(yù)科貿(mào)有限公司致力于提供 玻璃毛細(xì)管,期待您的光臨!

德國(guó)赫施曼實(shí)驗(yàn)室產(chǎn)品在五味子的中藥鑒定實(shí)驗(yàn)應(yīng)用

取本品粉末1g,采用10-60ml德國(guó)赫施曼耐腐蝕瓶口分配器加三氯甲烷20ml,加熱回流30分鐘,濾過(guò),濾液蒸干,殘?jiān)尤燃淄?ml使溶解,作為供試品溶液。另取五味子對(duì)照藥材1g,同法制成對(duì)照藥材溶液。再取五味子甲素對(duì)照品,加三氯甲烷制成每1ml含1mg的溶液,作為對(duì)照品溶液。照薄層色譜法(通則0502)試驗(yàn),采用2ul德國(guó)赫施曼minicaps定量毛細(xì)管吸取上述三種溶液各2μl,分別點(diǎn)于同一硅膠GF254薄層板上,以石油醚(30~60℃)-甲酸乙酯-甲酸(15:5:1)的上層溶液為展開(kāi)劑,展開(kāi),取出,晾干,置紫外光燈(254nm)下檢視。供試品色譜中,在與對(duì)照藥材色譜和對(duì)照品色譜相應(yīng)的位置上,顯相同顏色的斑點(diǎn)。

9201375熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度75MM,外徑1.35mm,內(nèi)徑0.95mm9201380熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度80MM,外徑1.35mm,內(nèi)徑0.95mm9201390熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度90MM,外徑1.35mm,內(nèi)徑0.95mm9201510熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度100MM,外徑1.55mm,內(nèi)徑1.15mm9201512熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度120MM,外徑1.55mm,內(nèi)徑1.15mm9201515熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度150MM,外徑1.55mm,內(nèi)徑1.15mm9201570熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度70MM,外徑1.55mm,內(nèi)徑1.15mm9201575熔點(diǎn)毛細(xì)管,2端開(kāi)口,長(zhǎng)度75MM,外徑1.55mm,內(nèi)徑1.15mm玻璃毛細(xì)管,就選上海普譽(yù)科貿(mào)有限公司,讓您滿意,歡迎新老客戶來(lái)電!

9000100MINICAPS定量毛細(xì)管,0.5UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度30-32mm9000101MINICAPS定量毛細(xì)管,1.0UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度30-32mm9000102MINICAPS定量毛細(xì)管,2.0UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度30-32mm9000103MINICAPS定量毛細(xì)管,3.0UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度30-32mm9001133MINICAPS定量毛細(xì)管,3.33UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度36mm9000104MINICAPS定量毛細(xì)管,4.0UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度30-32mm9000105MINICAPS定量毛細(xì)管,5.0UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度30-32mm9001166MINICAPS定量毛細(xì)管,6.66UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度72mm9000110MINICAPS定量毛細(xì)管,10.0UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度30-32mm9000120MINICAPS定量毛細(xì)管,20.0UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度30+-0.5mm9000125MINICAPS定量毛細(xì)管,25.0UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度30-32mm9000130MINICAPS定量毛細(xì)管,30.0UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度30-32mm9000140MINICAPS定量毛細(xì)管,40.0UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度30+-0.5mm9000150MINICAPS定量毛細(xì)管,50.0UL,準(zhǔn)確度0.5%,偏差系數(shù)1%,長(zhǎng)度30+-0.5mm上海普譽(yù)科貿(mào)有限公司玻璃毛細(xì)管值得放心。湖北CERAMUS玻璃毛細(xì)管9000105

玻璃毛細(xì)管,就選上海普譽(yù)科貿(mào)有限公司,歡迎您的來(lái)電!北京CERAMUS-classic玻璃毛細(xì)管9000103

9600199RINGCAPS環(huán)標(biāo)毛細(xì)管,1環(huán)標(biāo),00UL,準(zhǔn)確度0.25%,偏差系數(shù)0.5%。9600210RINGCAPS環(huán)標(biāo)毛細(xì)管,2環(huán)標(biāo),5+10UL,準(zhǔn)確度0.25%,偏差系數(shù)0.5%。9600222RINGCAPS環(huán)標(biāo)毛細(xì)管,2環(huán)標(biāo),100+200UL,準(zhǔn)確度0.25%,偏差系數(shù)0.5%。9600240RINGCAPS環(huán)標(biāo)毛細(xì)管,2環(huán)標(biāo),20+40UL,準(zhǔn)確度0.25%,偏差系數(shù)0.5%。9600299RINGCAPS環(huán)標(biāo)毛細(xì)管,2環(huán)標(biāo),50+100UL,準(zhǔn)確度0.25%,偏差系數(shù)0.5%。9602144RINGCAPS環(huán)標(biāo)毛細(xì)管,1環(huán)標(biāo),鈉肝素化.44,7UL,準(zhǔn)確度0.25%,偏差系數(shù)0.5%。9550532RINGCAPS毛細(xì)管,肝素鋰處理,帶環(huán)標(biāo)在32UL處,適配羅氏REFLOTRON生化儀,北京CERAMUS-classic玻璃毛細(xì)管9000103