Description

Gra Ex-25 is a high-purity specialty chemical compound identified by CAS No. 307983-31-9. This material is valued for its specific functional properties, making it a critical intermediate or additive in advanced manufacturing processes. It is primarily utilized by industries requiring precise chemical performance, such as pharmaceuticals, advanced materials, and specialty chemical synthesis.

Application

• As a key pharmaceutical intermediate in the synthesis of active pharmaceutical ingredients (APIs).
• In the research and development of advanced polymeric materials and functional coatings.
• As a specialized reagent or catalyst component in fine chemical synthesis.
• For use in electronic chemicals and materials for the semiconductor industry.
• As a building block in agrochemical and crop protection product formulations.
• In analytical chemistry as a reference standard or high-purity calibrant.

Basic Information

Product Name	Gra Ex-25
CAS No.	307983-31-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Gra Ex-25; EX-25; 307983-31-9; Gra-Ex 25; GraEx25; Gra Ex 25; Compound 307983-31-9
EINECS	Contact for details

Quality Control

Our Gra Ex-25 is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets the high standards required for industrial and research applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials. Refer to the Safety Data Sheet (SDS) for specific handling and storage instructions.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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