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

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

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

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

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

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

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

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

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

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

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%