About Us
Professional Molecular Sieve Supplier With Stable & Reliable Supply Chain
SQ Molecular Sieve Co., Ltd. is a professional supplier of high-performance molecular sieves, serving customers across the Middle East, Southeast Asia, and global markets. We work closely with leading manufacturers to ensure consistent product quality and stable supply at competitive prices.
Our product range covers 3A, 4A, 5A, and 13X molecular sieves, widely used in natural gas dehydration, air separation, refrigerant drying, and petrochemical processing. Backed by strong partnerships with certified manufacturers, we ensure every order meets strict quality standards with full documentation support including TDS, SDS, and third-party test reports.
Our Products
Complete Range of High-Performance Molecular Sieves
3A Molecular Sieve
Ideal for drying polar liquids including methanol, ethanol, and cracked gas. Widely used in natural gas dehydration and unsaturated hydrocarbon processing.
4A Molecular Sieve
The most versatile molecular sieve for general purpose drying of air, natural gas, refrigerants, and industrial solvents.
5A & 13X Molecular Sieve
5A for normal paraffin separation; 13X for air purification, COâ‚‚ removal, and industrial gas processing applications.
One-Stop Molecular Sieve Supply for All Your Industrial Needs.
Applications
Key Industries We Serve

Natural Gas & Petrochemical
Molecular sieves are essential for natural gas dehydration and LPG drying, ensuring pipeline-quality standards in oil & gas operations.

Oil Refinery & Gas Processing
Used in hydrogen purification, catalytic processes, and removal of water and impurities in refinery and gas plant operations.

Refrigeration & Air Separation
Critical for drying refrigerants, air separation units, and industrial gas purification in HVAC and cryogenic systems.