计算溶液所需的质量、体积或浓度。
ActiBioPure™,EnzymoPure™,天然,生物活性,高性能 级 ,适用于对基线干扰要求严格的色谱和分析工作流程。
-20°C储存,避免反复冻融。超低温运输 。请查阅批次 COA 获取详细规格。
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在色谱分析、有机合成和交叉偶联反应领域已被 53 篇同行评审文献引用。
This product is an alkaline phosphatase from Escherichia coli, and is one of the most active alkaline phosphatases. Alkaline phosphatase from Escherichia coli reduces myeloperoxidase activity and bacterial translocation. Alkaline phosphatase from Escherichia coli improves survival rate of mice infected with E. coli. Alkaline phosphatase from Escherichia coli improves TNBS-induced colon inflammation.
Orthophosphoric monoester + H₂O → Alcohol + H₃PO₄
Molecular weight: 80 kDa (Sephadex G–200)
Isoelectric point: pH 4.5
Optimum pH: 9.0 Figure 1
pH stability: 8.5–10.0 (37°C, 60 min) Figure 2
Thermal stability: Stable at 45°C and below (pH 9.0, 10 min) Figure 3
Storage stability: At least one year at −20°C Figure 4
Activators: Na⁺, Mg²⁺
Applications
This enzyme is useful for enzymatic determination of lecithin when coupled with phospholipase C and choline oxidase. 


One unit is defined as the amount of enzyme which liberates 1 μ mole of p-nitrophenol per minute at 37℃ under the conditions specified in the assay procedure.
1. Reaction mixture
0.5 M Tris–HCl buffer pH 9.0 0.20 ml
10 mM p-nitrophenylphosphate solution 0.20 ml
4 M NaCl solution 1.00 ml
Distilled water 0.50 ml
2. Reaction stopper
0.5 N NaOH solution
3. Enzyme dilution buffer
50 mM Tris–HCl buffer pH 9.0
1. Pipette accurately 1.90 ml of reaction mixture into a small test tube and preincubate at 37℃.
2. After 5 min, add exactly 100 μl of enzyme solution and mix to start the reaction at 37℃.

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| 批号(Lot Number) | 证书类型 | 货号 |
|---|---|---|
| 分析证书 | P755408 | |
| 分析证书 | P755408 |
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