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        | 兽药与兽药残留标准品 Veterinary Medicines & Residues  》磺胺类药物 Sulfonamides |  
	
	磺胺类是合成的抑菌药,抗菌谱广,对大多数革兰氏阳性和许多革兰氏阴性细菌有效。但个别菌种的菌株可能对其耐药。磺胺类通过竞争性抑制叶酸代谢循环中的对氨基苯甲酸而抑制细菌性增殖。细菌对各种磺胺类药物的敏感性都相同,对一种磺胺类耐药意味着对所有的磺胺类药物耐药。大多数磺胺类药物经口服吸收良好.但可溶性磺胺盐类为强碱性,对组织有刺激作用,故难以用于胃肠外途径。磺胺类标准品即是对食物和动物组织中的磺胺类药物的残留进行检测。 
	
  
    
      |  产品号 |  产品名称 |  Product Name |  CAS# |  
      |  |  磺胺邻二甲氧嘧啶-D4 | Sulfadoxine-d4 | 1330266-05-1 |  
      |  |  甲醇中磺胺邻二甲氧嘧啶-D4溶液, 1000μg/mL | Sulfadoxine-d4 Solution in Methanol, 1000μg/mL | 1330266-05-1 |  
      |  |  乙腈中磺胺邻二甲氧嘧啶-D4溶液, 100μg/mL | Sulfadoxine-d4 Solution in Acetonitrile, 100μg/mL | 1330266-05-1 |  
      |  |  磺胺噻唑 | Sulfathiazole | 72-14-0 |  
      |  |  甲醇中磺胺噻唑溶液, 1000μg/mL | Sulfathiazole Solution in Methanol, 1000μg/mL | 72-14-0 |  
      |  |  乙腈中磺胺噻唑溶液, 100μg/mL | Sulfathiazole Solution in Acetonitrile, 100μg/mL | 72-14-0 |  
      |  |  甲醇中磺胺噻唑溶液, 100μg/mL | Sulfathiazole Solution in Methanol, 100μg/mL | 72-14-0 |  
      |  |  磺胺甲噻二唑 | Sulfamethizole | 144-82-1 |  
      |  |  甲醇中磺胺甲噻二唑溶液,1000μg/mL | Sulfamethizole Solution in Methanol, 1000μg/mL | 144-82-1 |  
      |  |  甲醇中磺胺甲噻二唑溶液,100μg/mL | Sulfamethizole Solution in Methanol, 100μg/mL | 144-82-1 |  
      |  |  磺胺甲噻二唑-13C6 | Sulfamethizole-13C6 | 1334378-92-5 |  
      |  |  磺胺甲噻二唑-D4 | Sulfamethizole-d4 | 144-82-1 (Unlabeled) |  
      |  |  甲氧苄氨嘧啶 | Trimethoprim | 738-70-5 |  
      |  |  乙腈中甲氧苄氨嘧啶溶液,1000μg/mL | Trimethoprim Solution in Acetonitrile, 1000μg/mL | 738-70-5 |  
      |  |  甲醇中甲氧苄氨嘧啶溶液,1000μg/mL | Trimethoprim Solution in Methanol, 1000μg/mL | 738-70-5 |  
      |  |  甲醇中甲氧苄氨嘧啶溶液,100μg/mL | Trimethoprim Solution in Methanol, 100μg/mL | 738-70-5 |  
      |  |  甲氧苄氨嘧啶-13C3 | Trimethoprim-13C3 | 1189970-95-3 |  
      |  |  甲醇中甲氧苄氨嘧啶-13C3溶液,100μg/mL | Trimethoprim-13C3 Solution in Methanol, 100μg/mL | 1189970-95-3 |  
      |  |  甲氧苄氨嘧啶-D3 | Trimethoprim-d3 | 1189923-38-3 |  
      |  |  甲醇中甲氧苄氨嘧啶-D3溶液,500μg/mL | Trimethoprim-d3 Solution in Methanol, 500μg/mL | 1189923-38-3 |  |