Description

Nitro-Paps Disodium Salt CAS NO 115408-94-1 is a high-purity, chromogenic substrate widely used in clinical diagnostics and biochemical research. Its primary value lies in its role as a sensitive and specific reagent for the enzymatic detection and quantification of peroxidase activity. This compound is essential for manufacturers and research laboratories developing diagnostic kits, conducting enzyme kinetics studies, and performing high-throughput screening assays. Its reliable performance makes it a critical component for ensuring accurate and reproducible results in medical and life science applications.

Application

• Clinical Diagnostic Kits: Key chromogen for ELISA (Enzyme-Linked Immunosorbent Assay) and other immunoassays to detect antigens or antibodies.
• Peroxidase Activity Assays: Used as a substrate to measure the activity of horseradish peroxidase (HRP) and related enzymes in research and quality control.
• Biochemical Research: Employed in studies of enzyme mechanisms, inhibition, and kinetics due to its clear colorimetric reaction.
• Histopathology & Immunohistochemistry (IHC): Acts as a staining reagent for visualizing tissue antigens under a microscope.
• Biosensor Development: Integrated into sensor platforms for the detection of hydrogen peroxide or peroxidase-labeled analytes.
• Food Safety Testing: Utilized in enzymatic methods for detecting pathogens or contaminants in food samples.
• Pharmaceutical Analysis: Applied in drug discovery and development for screening compounds that modulate enzyme activity.

Basic Information

Product Name	Nitro-Paps Disodium Salt
CAS No.	115408-94-1
Molecular Formula	C16H12N4Na2O10S2
Molecular Weight	530.39 g/mol
Synonyms	Nitro-PAPS Disodium Salt; 2-(5-Nitro-2-pyridylazo)-5-[N-n-propyl-N-(3-sulfopropyl)amino]phenol Disodium Salt; 5-[N-Propyl-N-(3-sulfopropyl)amino]-2-(5-nitro-2-pyridylazo)phenol Disodium Salt; Nitro-PAPS; NITRO-PAPS Na2; NITRO-PAPS Disodium Salt Hydrate; 2-(5-Nitro-2-pyridylazo)-5-(N-propyl-N-sulfopropylamino)phenol Disodium Salt
EINECS	Contact for details

Quality Control

Our Nitro-Paps Disodium Salt is manufactured under strict quality management systems to ensure batch-to-batch consistency and high performance. Each lot is subjected to rigorous analytical testing, including HPLC for purity verification and spectrophotometric analysis for functional performance. Certificates of Analysis (COA) detailing identity, purity, assay, and related substances are provided with every shipment. We support compliance with relevant guidelines for in-vitro diagnostic (IVD) reagent manufacturing.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; prolonged exposure to moisture, heat, or light should be avoided to maintain stability and performance.

Specification

Item	Specification
Appearance	Orange to reddish-orange powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 5.0%
Absorbance (λ max)	Conforms
Solubility	Freely soluble in water
Functional Performance	Meets assay criteria

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.