抗生素检测


土霉素具有广谱抗病原微生物作用,为快速抑菌剂,高浓度时对某些细菌呈杀菌作用。


名称 CAS号 英文名称 简称 母离子m/z 子离子m/z(a为定量子离子) 内标物
土霉素 2058-46-0 Oxytetracycline OTC 461.1 426.4a/443.3 盐酸强力霉素-D3

标准曲线

抗生素检测

y =0.91366 x + 1.48495 (r = 0.99969)


本底图谱


Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
1 OTC_1 3.595e3 7.3 3.99 N/A <0

本底图谱1

Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
2 OTC_1 4.280e3 6.5 4.01 N/A <0

本底图谱2

Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
3 OTC_1 2.183e3 3.7 3.93 N/A <0

本底图谱3

低标(加标100ng/L)图谱


Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
4 OTC_1 2.375e6 5213.2 3.96 N/A 111.28

低标(加标100ng/L)图谱1

Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
5 OTC_1 3.108e6 3840.9 3.96 N/A 91.00

低标(加标100ng/L)图谱2

Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
6 OTC_1 2.911e6 6619.1 3.97 N/A 123.28

低标(加标100ng/L)图谱2

高标(加标100ng/L)图谱


Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
7 OTC_1 6.276e6 13731.7 3.96 N/A 214.66
高标(加标100ng/L)图谱1

Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
8 OTC_1 7.320e6 13802.4 3.96 N/A 206.36

高标(加标100ng/L)图谱2

Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
9 OTC_1 7.704e6 15292.5 3.96 N/A 176.64
高(加标100ng/L)图谱3

低标加标回收率(范围 50%-200%):108.52%

高标加标回收率(范围 50%-200%):99.61%

低标精密度(3次重复标准偏差):15.04%

高标精密度(3次重复标准偏差):10.03%