慶大霉素(Gen)ELISA快速檢測(cè)試劑盒(檢組織/肝臟/乳制品,靈敏度0.05ppb,一步法)
慶大霉素(Gen)ELISA快速檢測(cè)試劑盒
一、原理
本試劑盒采用間接競(jìng)爭(zhēng)ELISA方法,在微孔條上預(yù)包被偶聯(lián)抗原,樣本中的殘留物慶大霉素將和微孔條上預(yù)包被的偶聯(lián)抗原競(jìng)爭(zhēng)抗慶大霉素抗體,加入酶標(biāo)記物后,用TMB底物顯色,樣本吸光值與其所含殘留物慶大霉素的含量成負(fù)相關(guān),與標(biāo)準(zhǔn)曲線比較即可得出相應(yīng)殘留物慶大霉素的含量。
二、試劑盒特性
u 試劑盒靈敏度: 0.05ppb
u 孵育溫度 : 25℃
u 孵育時(shí)間 : 30min~15min
u 批內(nèi)、批間差: <15%
u 樣本檢測(cè)下限
組織 ····································· 2.5 ppb
肝臟 ····································· 3 ppb
牛奶 ····································· 3 ppb
u 交叉反應(yīng)率
慶大霉素 ······································ 100%
鏈霉素 ······································· <1%
雙氫鏈霉素 ········································· <1%
新霉素 ···········································<1%
u 樣本回收率
組織 ········································· 90%±20%
肝臟 ········································· 80%±20%
牛奶 ··········································· 90%±18%
三、試劑盒組成
1 | 微量測(cè)試孔 | 每條8孔,一板12條 | |
2 | 標(biāo)準(zhǔn)液×6瓶 (1ml/瓶) | 0ppb | 0.05ppb |
0.15ppb | 0.45ppb | ||
1.35ppb | 4.05ppb | ||
3 | 酶標(biāo)記物 | 7ml | 紅色帽 |
4 | 抗體工作液 | 7ml | 藍(lán)色帽 |
5 | 底物A液 | 7ml | 白色帽 |
6 | 底物B液 | 7ml | 黑色帽 |
7 | 終止液 | 7ml | 黃色帽 |
8 | 20X濃縮洗滌液 | 15ml | 白色帽 |
9 | 樣本復(fù)溶液 | 50ml | 透明帽 |
10 | 10x濃縮提取液 | 50ml | 藍(lán)色帽 |
四、樣品前處理步驟及檢測(cè)分析步驟
詳見(jiàn)產(chǎn)品說(shuō)明書(shū)。
五、儲(chǔ)藏條件和保質(zhì)期
1、 儲(chǔ)藏條件:試劑盒于2~8℃保存,不要冷凍。
2、 保 質(zhì) 期:該產(chǎn)品有效期為1年,生產(chǎn)日期見(jiàn)包裝盒。
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