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咖啡茵和代謝物分析CaffeineandMetabolitesConditionsColumn:ACE5SuperC18Dimensions:150x4.6mmPartNumber:EXL-1211-1546UMobilePhase:A:20mMammoniumacetatepH7.0inH2OB:20mMammoniumacetatepH7.0inMeCN/H2O(90:10v/v)Time(mins)%B0245154815492Posttime10minutesFlowRate:1mL/m
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振蕩培養(yǎng)箱在哪些方面需要維護(hù)保養(yǎng)
振蕩培養(yǎng)箱維護(hù)保養(yǎng):1.準(zhǔn)確地使用和注重儀器的保養(yǎng),,使其處于良好的工作狀態(tài),,可延長儀器的使用壽命,。2.儀器在連續(xù)工作期間,每三個月應(yīng)做一次定期檢查,;檢查保險絲,,控制組件及緊固螺釘,,及是否有水滴,,污物等落入電機(jī)和控制元件上,。3.傳動部分的軸承在出廠前已填充了適量的潤滑脂(1號鈣-納基),儀器在連續(xù)工作期間,,每六個月應(yīng)加注一次潤滑脂,填充量約占軸承空間的1/3,。4.儀器常期使用,,自然磨損屬正常現(xiàn)象,。儀器在使用一年之后,,若發(fā)現(xiàn)電機(jī)、壓縮機(jī)有不正常的噪音,;傳動部分軸承磨損,,皮帶松動或出現(xiàn)裂紋,電控元件失 -
人造甜味劑甜葉菊糖苷分析ArtificialSweeteners(SteviaGlycosides)ConditionsColumn:ACEExcel2SuperC18Dimensions:150x2.1mmPartNumber:EXL-1011-1502UMobilePhase:A:10mMsodiumdihydrogenphosphatepH2.8inH2OB:10mMsodiumdihydrogenphosphatepH2.8inH2O/MeCN(80:20v/v)Time(mins)%B
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燕麥根皂苷分析AvenacinsConditionsColumn:ACE5C18Dimensions:250x4.6mmPartNumber:ACE-121-2546MobilePhase:H2O/MeOH(30:70v/v)FlowRate:1mL/minTemperature:AmbientDetection:UV,225nmSample:Partiallypurifiedextractfromoatroot1.AvenacinA-22.AvenacinB-23.AvenacinA-14.A
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氟草胺除草劑分析Benfluralin(Herbicide)ConditionsColumn:ACE5C18Dimensions:250x4.6mmPartNumber:ACE-121-2546MobilePhase:H2O/MeOH(15:85v/v)FlowRate:1mL/minTemperature:AmbientDetection:UV,254nm
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人工甜味劑分析方法ArtificialSweetenersGlobalMethodConditionsColumn:ACE5C18Dimensions:250x4.6mmPartNumber:ACE-121-2546MobilePhase:A:H2OB:MeCNC:0.1%TFATime(mins)%A%B%C08821025504010303060103588210FlowRate:1mL/minInjection:50μLTemperature:30°CDetection:CoronaCAD
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人造食品色素分析ArtificialFoodColoursConditionsColumn:ACE3C18Dimensions:100x4.6mmPartNumber:ACE-111-1046MobilePhase:A:3.1mMtetrabutylammoniumbromideand5mMKH2PO4inH2OB:5mMKH2PO4inMeOHTime(mins)%B04512602545FlowRate:0.8mL/minInjection:10μLTemperature:AmbientDe
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水溶性人造色素分析ArtificialColours(WaterSoluble)ConditionsColumn:ACE3C18Dimensions:100x4.6mmPartNumber:ACE-111-1046MobilePhase:A:3mMtetrabutylammoniumbromideand5mMKH2PO4inH2OB:5mMtetrabutylammoniumbromideinMeOHTime(mins)%B045207030454045FlowRate:0.8mL/minInj