GB/T 33102-2025 in English

This standard provides specifications for the composition, properties, and testing methods of methane. It outlines the requirements for purity, impurity limits, and physical characteristics to ensure consistency and quality in methane products. The document includes procedures for sampling, analysis, and packaging, which are essential for production and application processes. It also defines the classification criteria for different grades of methane based on performance and usage scenarios. The standard aims to facilitate technical communication and support the development of related industries by establishing a common reference framework.