抗生素检测


磺胺噻唑,化学名为对氨基苯磺酰胺基噻唑,临床上属磺胺类药物,用于治疗肺炎球菌、脑膜炎双球菌、淋球菌和溶血性链球菌的感染。


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
磺胺嘧啶 72-14-0 Sulfathiazole ST 256.1 156.2a/107.8 磺胺甲恶唑-d4

标准曲线

抗生素检测

y =195.84609 x + 2.71789 (r = 0.99935)


本底图谱


Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
1 ST_1 1.070e4 15.7 3.61 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 ST_1 6.414e5 1107.2 3.68 N/A 3.47

本底图谱2

Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
3 ST_1 1.023e4 8.4 3.47 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 ST_1 6.107e6 6333.8 3.68 N/A 78.93

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 ST_1 5.534e6 2734.7 3.68 N/A 71.93

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 ST_1 6.154e6 7068.4 3.68 N/A 71.97

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 ST_1 1.143e7 7154.2 3.68 N/A 146.63
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 ST_1 1.197e7 12535.6 3.68 N/A 149.54

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 ST_1 1.152e7 12146.6 3.68 N/A 143.42
高(加标100ng/L)图谱3

低标加标回收率(范围 50%-200%):73.12%

高标加标回收率(范围 50%-200%):72.69%

低标精密度(3次重复标准偏差):5.43%

高标精密度(3次重复标准偏差):2.09%

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