Description

Sulfobromophthalein Sodium is a diagnostic agent and a synthetic organic compound primarily used as a liver function test reagent. This compound is valued for its specific biochemical interactions, making it a critical tool in medical diagnostics and research. It is essential for pharmaceutical manufacturers, clinical laboratories, and research institutions focused on hepatology and diagnostic assay development.

Application

• Liver Function Testing (BSP Test): As the active ingredient in the Bromosulfophthalein (BSP) test for assessing hepatic excretory function.
• Diagnostic Reagent Formulation: Used in the production of standardized diagnostic kits and solutions for clinical use.
• Biomedical Research: Employed in studies investigating liver metabolism, biliary excretion mechanisms, and hepatotoxicity.
• Pharmacokinetic Studies: Serves as a model compound for studying drug clearance and organ-specific dye retention.
• Reference Standard: Utilized as a high-purity analytical reference standard in quality control laboratories.
• Teaching and Training: Applied in educational settings for demonstrating principles of clinical chemistry and diagnostic procedures.

Basic Information

Product Name	Sulfobromophthalein Sodium
CAS No.	123359-42-2
Molecular Formula	C20H8Br4Na2O10S2
Molecular Weight	838.0 g/mol (Approx.)
Synonyms	Bromosulfophthalein Sodium; BSP Sodium; Sulfobromophthalein Disodium Salt; Phenoltetrabromophthalein Disulfonate Sodium; 3,3-Bis(3,5-dibromo-4-hydroxyphenyl)-1(3H)-isobenzofuranone Disodium Sulfonate; Disulfophthalein Derivative
EINECS	Contact for details

Quality Control

Our Sulfobromophthalein Sodium is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identification, purity assay, and impurity profiling, to ensure it meets exacting standards for diagnostic and research applications. Certificates of Analysis (COA) documenting full specifications are provided with every shipment.

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 must be kept in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content	≤ 5.0%
pH (1% Solution)	6.0 - 8.0
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 2.0%

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