HPLCGradeWaterProductDescription
Covachem"sHPLCGradeWaterishighlyrefinedforoptimalperformanceinHighPerformanceLiquidChromatography.Thisproductis0.22micronfiltered,andcontainsaverylowultravioletabsorbanceforlowbackgroundsignalandsmoothbaselineperformanceinHPLCapplications.
PackageSizes:1Liter,4Litersand4x4LitersProductNumbers:16301-1,16301-4,16301-4x4
ProductName:HPLCGradeWater
AlternativeNames:HPLCWater;HPLCGradeH2O;HPLCH2O;WaterforHPLC
Specifications
Appearance:Clear,ColorlessLiquid
LCGrADIentStABIlityTest(254nm):Topasstest
Fluorescenceatemissionmaxforimpurities(450nm):0.1ppbmax
Residueafterevaporation:1ppmmax
Absorbanceat:
190nm......0.01max200nm......0.01max210nm......0.01max250nm......0.005max400nm......0.005maxRecommendedStorage:RoomTemperature,protectedfromexcesslight
Properties
PropertiesPhysicalState:Liquid
CAS#:7732-18-5
ChemicalFormula:H2O
MolecularWeight:18.02
MeltingPoint:0°C(Lit)
BoilingPoint:100°C(Lit)
CountryofOrigin:USA
TariffCode:2853.00.0095
Covachem-4-甲氧六氟丁酰氯(4-CB)描述价钱数量购买包装尺寸:5 x 1克SKU:12207-5x1$ 99.00加包装尺寸:10克SKU:12207-10$ 189.00加包装尺寸:25克SKU:12207-25$ 379.00加全部添加到购物车描述发送4-carbethoxyhexafluorobutyrl chloride(4-CB)是一种烷基化试剂,用于衍生化样品以改善气相色谱分离。在进行GC分析之前,可以使用4-CB衍生化血液样本中的苯丙胺代谢物。包装尺寸:5 x 1克和25克产品编号:12207-5x1和12207-25产品名称:4-甲氧六氟丁酰氯(4-CB)备用名称:4-Carbethoxyhexafluorobutyrl chloride; 4-CB; 乙基六氟戊二酰氯技术指标外观:无色透明液体纯度:≥98%储存:4°C,防潮特性物理状态:液体CAS#:18381-53-8化学式:C 7 H 5 ClF 6 O 3分子量:286.56沸点:159°C(升)比重:1.47(升)