Description

8-Hydroxypyrene-1,3,6-Trisulfonic Acid Trisodium Salt is a highly water-soluble, fluorescent organic salt derived from pyrene. This compound matters as a versatile and sensitive fluorescent probe and tracer dye, valued for its strong emission and chemical functionality. It is needed by researchers and manufacturers in the fields of analytical chemistry, biochemistry, and materials science for applications such as fluorescence labeling, environmental sensing, and as a standard in photophysical studies.

Application

• Fluorescent Probe & Labeling Agent: Used in biochemical assays, DNA sequencing, and protein labeling due to its strong, stable fluorescence and reactive hydroxyl group.
• Environmental Tracer Dye: Employed in hydrological studies to trace water flow, detect leaks, and monitor wastewater treatment processes.
• Photophysical & Photochemical Research: Serves as a standard or model compound in studies of fluorescence quenching, energy transfer, and excited-state dynamics.
• Sensor Development: A key component in the fabrication of optical chemical sensors for detecting metal ions or other analytes.
• Polymer & Material Science: Incorporated into polymers or coatings as a fluorescent marker to study material homogeneity, degradation, or diffusion processes.
• Industrial Process Control: Utilized as a fluorescent additive to monitor mixing efficiency, flow patterns, and filtration integrity in various industrial processes.

Basic Information

Product Name	8-Hydroxypyrene-1,3,6-Trisulfonic Acid Trisodium Salt
CAS No.	27928-00-3
Molecular Formula	C₁₆H₇Na₃O₁₀S₃
Molecular Weight	524.37 g/mol
Synonyms	HPTS; Pyranine; 8-Hydroxypyrene-1,3,6-trisulfonate trisodium salt; Trisodium 8-hydroxypyrene-1,3,6-trisulfonate; 1,3,6-Pyrenetrisulfonic acid, 8-hydroxy-, trisodium salt; Fluorescent Brightener 190; Acid Yellow 184; C.I. 59040
EINECS	248-711-5

Quality Control

Our 8-Hydroxypyrene-1,3,6-Trisulfonic Acid Trisodium Salt is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, spectroscopy for identity confirmation, and tests for residual solvents and moisture. Certificates of Analysis (COA) detailing all specifications are provided to ensure traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to orange-yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0 %
Fluorescence Properties	Conforms (λex/λem)
pH (1% Solution)	7.0 - 9.0
Heavy Metals	≤ 20 ppm

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