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色谱填料 Gas Chrom Q 80-100目 货号:390878-20g品名:色谱填料Gas Chrom Q 80-100目品牌 :CS
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2024-11-13 |
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P53999 白酒中异丁醇、异戊醇质控样品
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2024-11-13 |
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马兜铃酸A去甲基代谢产物 中文名马兜铃酸A去甲基代谢产物英文名Aristolochic Acid Ia中文别名8-羟基-6-硝基萘并[2,1-g][1,3]苯并二氧戊环-5-羧酸英文别名8-hydroxy-6-nitronaphtho[2,1-g][1,3]benzodioxole-5-carboxylic acidCAS号38965-71-8密度1.707g/cm3沸点658.7ºC at 760 mmHg分子式C16H9NO7分子量327.245闪点352.1ºC精确质量327.038PSA121.81LogP3.5569折射
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2024-11-07 |
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2-羟基-3-氰基吡啶 中文名: 2-羟基-3-氰基吡啶英文名: 2-Hydroxy-3-cyanopyridine别名: 2-HydroxynicotinonitrileCAS:20577-27-9货号:CZ00031
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2024-11-06 |
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硫代硫酸钠标准溶液 产品分类编码名称规格型号单位滴定分析A11D1AAQ硫代硫酸钠标准溶液500mLc(Na2S2O3)=1mol/L瓶滴定分析A11D1AAS硫代硫酸钠标准溶液1Lc(Na2S2O3)=1mol/L瓶滴定分析A11D1BAQ硫代硫酸钠标准溶液500mLc(Na2S2O3)=0.5 mol/L瓶滴定分析A11D1BAS硫代硫酸钠标准溶液1Lc(Na2S2O3)=0.5 mol/L瓶滴定分析A11D1CAQ硫代硫酸钠标准溶液500mLc(Na2S2O3)=0.25mol/L瓶滴定分析A11D1DAQ硫代硫酸钠标
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2024-11-06 |
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色谱柱 ACE ULTRACORE 2.5 SUPERC18 ACE ULTRACORE 2.5 SUPERC18 系列产品:产品编号产品名称单价(元)ACETCORE-25A-15005ACE ULTRACORE 2.5 SUPERC18, 150 X 0.5 MM9475.05ACETCORE-25A-03005ACE ULTRACORE 2.5 SUPERC18, 30 X 0.50 MM10180.17ACETCORE-25A-3503UACE ULTRACORE 2.5 SUPERC18 35 X 3.0MM8823.04ACETCORE-25A-0503
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2024-11-06 |
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ES528 赛默飞世尔离子源喷针 Stainl. 赛默飞世尔离子源喷针 Stainl. Steel Emitters, 105mm, OD 360um
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2024-11-06 |
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色谱填料 Unibeads 1S 60-80目 品名货号规格单价色谱填料Unibeads1S40-60目86202750g2480色谱填料Unibeads1S60-80目86202850g2480色谱填料Unibeads1S80-100目86202950g2480
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2024-11-06 |