You searched for: 4-Nitrophenyl phosphate disodium salt hexahydrate (pNPP)

Supplier: VWR Chemicals

≥98% analytical reagent

Supplier: VWR Chemicals

Preferred substrate for high sensitivity detection of alkaline phosphatase in EIA assays. Read at 405 nm.

Supplier: Thermo Fisher Scientific

Substrate for alkaline and acid phosphatase determinations.

Supplier: MP Biomedicals

p nitrophenol is the substrate of choice for use with alkaline phosphatase in ELISA procedures. This substrate produces a soluble end product that is yellow in color and can be read spectrophotometrically at 405 nm. The pNPP reaction may be stopped with 3 M NaOH and read at 405 nm.