鏈霉素(Strep)ELISA檢測試劑盒(檢雞肉組織/牛奶/蜂蜜,靈敏度0.1ppb,兩步法)
鏈霉素(Strep)ELISA快速檢測試劑盒
一、原理
本試劑盒采用間接競爭ELISA方法,在微孔條上預(yù)包被偶聯(lián)抗原,樣本中的殘留物鏈霉素將和微孔條上預(yù)包被的偶聯(lián)抗原競爭抗鏈霉素抗體,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鏈霉素的含量成負(fù)相關(guān),與標(biāo)準(zhǔn)曲線比較即可得出相應(yīng)殘留物鏈霉素的含量。
二、試劑盒特性
u 試劑盒靈敏度: 0.1ppb
u 孵育溫度 : 37℃
u 孵育時間 : 30min~30min~15min
批內(nèi)、批間差: <10%
u 樣本檢測下限
雞 肉 ······································ 1 ppb
雞肝、牛奶 ······································ 4 ppb
蜂 蜜/蜂王漿 ······································ 2 ppb
u 交叉反應(yīng)率
鏈霉素 ············································· 100%
慶大霉素 ············································ ﹤0.1%
雙氫鏈霉素 ··········································· 108%
卡那霉素 ············································ ﹤0.1%
u 樣本回收率
牛 奶 ············································ 85±22%
雞肉組織 ············································ 80±22%
蜂蜜/蜂王漿 ·········································· 75±22%
三、試劑盒組成
1 | 微量測試孔 | 每條8孔,一板12條 | |
2 | 標(biāo)準(zhǔn)液×6瓶 (1ml/瓶) | 0ppb | 0.1ppb |
0.4ppb | 1.6ppb | ||
6.4ppb | 25.6ppb | ||
3 | 酶標(biāo)記物 | 12ml | 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 | 40ml | 白色帽 |
9 | 10X濃縮復(fù)溶液 | 50ml | 透明帽 |
四、樣品前處理步驟及檢測分析步驟
詳見產(chǎn)品說明書。
五、儲藏條件和保質(zhì)期
1、 儲藏條件: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)日期見包裝盒。
實驗代做服務(wù):