Soluble Substrates

p-NPP (p-Nitrophenyl Phosphate [4.33 mMol/L]) NPPD-100 100 mLs NPPD-500 500 mLs NPPD-1000 1000 mLs One component. Stable for 18 months at 2-8°C. This is an excellent substrate for phosphatase based ELISA assays. It produces a soluble end product which is yellow in color and read at 405 nm to 410 nm. Both kinetic and end point determinations can be performed. This product is buffered in DEA. For more details on this product, Click Here		p-NPP BUFFER PNPB-500 500 mLs PNPB-5L 5 liters PNPB-25L 25 liters PNPB-50L 50 liters One component. Stable for 18 months at 2-8°C. DEA Buffer for diluting 50X pNPP concentrate (catalog Nos. pNPP-10, pNPP-100 and pNPP-500). For more details on this product, Click Here
p-NPP (50x) (p-Nitrophenyl Phosphate [0.19 Mol/L]) PNPP-10 10 mLs (makes 500 mLs) PNPP-100 100 mLs (makes 5Ls) PNPP-500 500 mLs (makes 25L) PNPP-1000 1000 mLs (makes 50L) One component. Stable for 18 months at 2-8°C. This is an excellent substrate for phosphatase based ELISA assays. It produces a soluble end product which is yellow in color and reads at 405 nm to 410 nm. Both kinetic and end point determinations can be performed. It is supplied as 50x concentrate. (Requires p-NPP Buffer.) For more details on this product, Click Here

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