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Neutrophilic Leukocyte Alkaline Phosphatase (NAP) Stain


Intended Use

This kit is for staining bone marrow cell and bloodcell smear.


Neutrophilic-Leukocyte Alkaline Phosphatase stain is based on diazotization-coupling principle. At pH9.2~9.8, Alkaline Phosphatase hydrolyzes Naphthol AS-BI Phosphoric Acid into α-naphthol. The stable diazonium salt and naphthol shall form insoluble colored precipitate in cytoplasm.


1. Fixative (solution A)

2. FBB -Alkaline (solution B)

3. Sodium Nitrite (solution C)

4. Naphthol AS-Bl Alkaline (solution D)

5. Neutral Red (solution E)

Order Information

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