本公司产品仅供体外研究使用,不用于临床诊断

Alkaline Phosphatase (ALP) Activity Assay Kit

碱性磷酸酶(ALP)比色法测试盒

规格: / 50 assays(48 samples) / 100 assays(96 samples)
价格: / ¥320 / ¥580

货号:E-BC-K091-S

检测仪器及波长: 紫外-可见光分光光度计(520 nm)

样本类型: 动物血清(浆);体液;组织及细胞

  • 详情
  • 文献(25)
  • 检测原理

    在pH=10的反应液中,碱性磷酸酶催化磷酸苯二钠水解,生成游离酚和磷酸。酚在碱性溶液中与4-氨基安替吡啉结合,并经铁氰化钾氧化生成红色的醌的衍生物,根据红色的深浅计算酶活的高低。

    关键信息

    指标简称 ALP
    样本类型 动物血清(浆);体液;组织及细胞
    灵敏度 0.2 金式单位/100 mL
    检测范围 0.2-55.6金式单位/100 mL
    精密度 批间差:5.6%批内差:2.1%
    检测仪器及波长 分光光度计
    保存条件 2-8℃
    有效期 3个月

    样本稀释倍数

    在正式检测前,需选择2-3个预期差异大的样本稀释成不同浓度进行预实验,结合本试剂盒的检测范围(0.2-55.6金式单位/100 mL),选取最佳稀释倍数,进行正式批量实验。不同样本的稀释比例范围如下表(仅供参考):

    样本

    稀释倍数

    样本

    稀释倍数

    人血清

    不稀释

    10%小鼠肾匀浆

    30-50

    人尿液

    不稀释

    10%小鼠肝匀浆

    不稀释

    大鼠血清

    不稀释

    HepG2细胞

    不稀释

    细胞上清

    不稀释

    10%小鼠脑匀浆

    不稀释

    注:稀释液为PBS(0.01 M,pH 7.4)或生理盐水(0.9% NaCl)。

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