反相梯度液相色谱法测定食品中阿斯巴甜糖精钠安赛蜜

V41LYN12,XSFYS8G8GMINPVF2012112391921140148174F201411338192134010816019264F201311241101183616714012534F20131143818212331661401039VF1P0105,NV1BVSKLATB213对戊巴比妥钠诱导小鼠睡眠时间的影响A4FHWVFP0105,NV3BVSK9F/41L3QB215对巴比妥钠诱导小鼠睡眠潜伏期的影响49,4FVFPV0J0Y4|1RSB,RHL1,9B0QJAD,2001,1562822842S,Y,BT0SJD0,2003,20318203F,HJ,0RS/J0W“DTJ0,1983,186416421L2009041320090527IZBTE卢忠魁,男,主管技师B从事理化检验工作BT吉林市疾病预防控制中心理化检验科,吉林132001BCI|10072705200904005203MS|R1555DSMAL_/QM0AMEJC卢忠魁,尚轶K1目的研究反相梯度液相色谱法测定食品中阿斯巴甜A糖精钠和安赛蜜含量B方法采用C185LM310MM250MM窄径柱为分析柱,以CH3CNBNH42SO4为流动相,流速0160ML/MIN,波长214NM实验,应用梯度液相色谱技术对阿斯巴甜A糖精钠A安赛蜜进行分析测定B结果在1102010MG/L范围内有良好线性关系R019999,平均回收率为921010115B结论实验表明该方法具有良好的线性关系,精密度好,结果准确,实用性强B1OM食品检验高效液相色谱法阿斯巴甜糖精钠安赛蜜CASPARTAME,C,0104G/KGB,YK,ADI015MG/KG8WHO/FAO,1994,“JC4,K013G/KG,GB2760KPJC41JP,BJK0115G/KGB“3C4AMESY24,0AM/HS,ITB1ZE111仪器AGILENT1100RAMN,AGILETN52Z,D2009M154STRAITJPREVMED2009VOL15NO4B01103T_,L,VMO_SHUMANPOWERBBSB112试剂YHPLCV012LMR0102MOL/LA|21642GB,1000ML,V0145LMRCASA|010500G,M50ML,NAX6M1100MGB113实验方法11311样品的制备|10100G2O“50ML,FBY,0145LMRVR,RABCTAT|10100G“50ML,FBY,4000R/MIN5MIN,|BA0145LMRVR,RAB8“|2100G“25ML,FABI2O4|5MIN,BY,4000R/MIN5MIN,|BA0145LMRVR,RAB11312色谱条件ZORBAXEXTENDC185LM310MM250MM_,VMO_O214NM25EMCH3CNBNH42SO45B950160ML/MIN“5LL0HQY,03MIN,55312MIN,545B11313工作曲线SY|SPA4A8A12A16A20LG/ML5LLAM“DS,HW,FSSWLZBFSSWLZSYYC412349251AMT115478214Y1117652371AMT313646169Y518723162AMT110241217B2T211流动相的选择LSSZET2,SS_ZEMB0102MOL/L740J170Y9010H2SO41MLH,CZ,EBCZB0102MOL/L800J150Y5010H2SO41MLH,Z,ZOBCZ,HWV20MINBYBAJBM,ZSBLCHQ,3F4ZS4,1OY0KSZBP3AS,TG/TG0125H0S1P5,0SBSYCH3CNBNH42SO40102MOL/L595,V1HQTL0S0S,TN/V1,KHQ3S0L,ITBNM1BV1L0S0HQST|CH3CN8SST1565012MIN3SZ,HW,S25505MIN550512MINSZ35503MIN545312MIN3SZ,HWAR45502MIN555213MIN3SZ,XM13FSM212分析波长的选择SYOSBFS,KVLO,“V,FSMY,FSKVIK,KK54214NMSO,P3FSYB213色谱柱温的选择KHQ/,20A25A30A40ES,TAUMSAY,MSHW,6,SHWBK4Q25EB214干扰试验LHQ/,VIJF4C,ATAFL434GB215线性范围A检出限A精密度及回收率试验LHQ/,CA1102010MG/LSZL1“BK_K01002G/LA01001G/LAC01005G/LBFSLQK10Q,TNV2BV2CAALQKTN10QK“CLGFSLGLGLQRSD“020181509215011218617040124140941251182C151102033150921001117E18180203715093150117802018190941501132C0202013010115021153LQM0AM/,YVM1/DYHCA0AMZEBL“,LTIBZELQ,ZL1“,GR53Z,D2009M154STRAITJPREVMED2009VOL15NO4_NS3ZORBAXNS,VVMH,VHN3C41BID13J3S_J3SPMJ3SSMSS,19962292S3J3_ZESMSS,20032032073GB/T222542008JCS4,I,RAMEOH_5JF4JZ,D,2005,112121451LR,XJL,LRAMEYM离子选择性电极法测定生活饮用水中氨氮朱克清1,谢鹏2K1目的研究一种适合基层使用的生活饮用水中氨氮测定方法B方法采用离子选择性电极法测定,并与纳氏试剂分光光度法比较B结果该法具有操作简单A快速A准确A干扰少等优点B测定3份合成水样,相对标准偏差为01502144,检出限3D01032MG/L,回收率951010617,结果两法类似B结论此法实用性强,适合基层用于生活饮用水中氨氮的测定,结果满意B1OM饮用水卫生离子选择性电极法氨氮测定卫生检测ABBVQ3S1,3S1SBB3ZE1,FK4SEAPSESE1B04E3C,K4,Z,O/2Q,ALIP,/B1LS111仪器PHS3C9,ZHNH501,SNB112试剂K4B70EQ1812M8CMB11211电极内充液0101MOL/LO011MOL/LO2|O015349GO51844G,B1000MLB11212离子强度缓冲液_5MOL/LNA2EDTA015MOL/LY19A3,4|_2010GNA2EDTA2H2O1816G100MLYA19,YB11213氨氮标准储备液QNH3N1100MG/ML|OQ,105EK1H,|318190G,B,1000MLB11214氨氮标准使用液QNH3N10100MG/L|10100MLSA11213,B1000MLB113试验方法11311标准曲线制作SY|SPA0A0110A0150A1100A510010100ML25ML,FB10ML,NS“ISY0A0110A0150A1100A510010100MG/LNH3N9BB0H,F1ML0A,/|1MINMV1MVH,VB11312水样测定|10ML“25ML,/11311MACVH,DB11313求氨氮质量浓度US,QNH3NLOGANH3NUS,SWLBSWL“IB99EZ,ZB,PIB2TZE,3ZI“6Q,I,FK4SE1,TAUWLLZ,KALQIB211标准曲线的建立GB57492006533S6|SK015MG/L,L3CB|SWLS,VAL3,IKVDBTW