p-Nitrophenyl Phosphate Excellent substrate for alkaline phosphatase-based ELISA assays. Produces yellow soluble end product that can be read at 405 nm to 410 nm. Both kinetic and endpoint determinations can be performed. Supplied as ready-to-use. A ready-to-use diluent is available separately (Cat. No. 487664). 产品信息 Form Clear to slightly yellow tinged liquid Formulation Supplied as a 50X concentrate. Preservative None Protect from Light 是的 商店和运输信息 Storage +2°C to +8°C Ship Ambient Temperature Only Standard Handling