抗生素检测


磺胺甲恶唑临床上主要用于敏感菌引起的尿路感染、呼吸系统感染、肠道感染、胆道感染及局部软组织或创面感染等。


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
磺胺甲恶唑 723-46-6 Sulfamethoxazole SMZ 254.0 156.0a/92.0 磺胺甲恶唑-d4

标准曲线

抗生素检测

y =327.20690 x + 9.25959 (r = 0.99855)


本底图谱


Sample Name Analyte Peak Name Area (cps) S/N Analyte RT(min) Target conc. () Calculated Concentration (ng/mL)
1 SMZ_1 1.096e4 8.2 5.80 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 SMZ_1 1.267e4 7.3 5.81 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 SMZ_1 7.362e3 8.0 5.80 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 SMZ_1 1.371e7 4160.9 5.81 N/A 104.11

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 SMZ_1 1.430e7 8549.4 5.82 N/A 109.91

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 SMZ_1 1.410e7 8248.2 5.82 N/A 96.88

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 SMZ_1 2.592e7 11030.1 5.81 N/A 197.13
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 SMZ_1 2.593e7 12244.2 5.82 N/A 191.91

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 SMZ_1 2.585e7 14365.4 5.82 N/A 190.63
高(加标100ng/L)图谱3

低标加标回收率(范围 50%-200%):103.63%

高标加标回收率(范围 50%-200%):96.61%

低标精密度(3次重复标准偏差):6.30%

高标精密度(3次重复标准偏差):1.78%