抗生素检测


磺胺嘧啶临床主要用于流脑,为治疗流脑的首选药,也可治疗上述敏感菌所致其他感染。也常制成水溶性的钠盐,用作注射针剂。


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 68-35-9 Sulfadiazine SD 251.0 156.1a/108.1 磺胺甲恶唑-d4

标准曲线

抗生素检测

y = 92.56369 x + 1.57756 (r = 0.99857)


本底图谱


Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
1 SD_1 2.568e3 8.6 3.47 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 SD_1 5.221e3 17.6 3.47 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 SD_1 4.494e3 13.7 3.45 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 SD_1 4.141e6 9553.7 3.46 N/A 113.80

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 SD_1 3.808e6 5903.5 3.47 N/A 105.35

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 SD_1 3.799e6 3773.3 3.47 N/A 94.22

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 SD_1 7.652e6 16158.8 3.47 N/A 208.20
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 SD_1 7.587e6 16824.8 3.47 N/A 200.93

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 SD_1 7.018e6 15431.1 3.47 N/A 185.00
高(加标100ng/L)图谱3

低标加标回收率(范围 50%-200%):104.46%

高标加标回收率(范围 50%-200%):99.02%

低标精密度(3次重复标准偏差):9.40%

高标精密度(3次重复标准偏差):5.99%

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