"best" hydrocarbon gas mixture manufacturers depends on various factors such as product quality, reliability, customer service, and industry reputation. Here are some well-regarded hydrocarbon gas mixture manufacturers known for providing high-quality products and services:

  1. Air Liquide: Air Liquide is a global leader in industrial gases, offering a wide range of hydrocarbon gas mixtures tailored to specific applications. They are known for their high-quality products, technical expertise, and comprehensive customer support.

  2. Linde (formerly Praxair): Linde is another major supplier of industrial gases, including hydrocarbon gas mixtures. With a strong focus on innovation and quality, Linde provides reliable gas mixtures for various industries and applications.

  3. Matheson Gas: Matheson Gas specializes in specialty gases and gas handling equipment. They offer a variety of hydrocarbon gas mixtures, including calibration standards and specialty blends, known for their quality and consistency.

  4. Airgas: Airgas, a subsidiary of Air Liquide, is a leading distributor of industrial, medical, and specialty gases in North America. They supply a wide range of hydrocarbon gas mixtures and related equipment, backed by excellent customer service and technical support.

  5. Scott Specialty Gases: Scott Specialty Gases, now part of Air Liquide, is renowned for its high-purity specialty gases and gas mixtures. They offer custom gas mixtures, including hydrocarbon blends, designed to meet specific customer requirements.

  6. Advanced Specialty Gases: Advanced Specialty Gases is a supplier of specialty gases and gas mixtures for various industries. They provide high-quality hydrocarbon gas mixtures, along with personalized service and support.