How can benzene and naphthalene in coke oven gas be accurately analyzed? The Corei chromatography solution addresses the analytical challenges posed by naphthalene’s tendency to condense, crystallize, and adsorb.

How can benzene and naphthalene in coke oven gas be accurately analyzed? The Corei chromatography solution addresses the analytical challenges posed by naphthalene’s tendency to condense, crystallize, and adsorb.

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2026

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Corey Chromatography Solves the Challenge of Isomer Separation: Accurate Separation of Acetaldehyde and Ethylene Oxide in Food-Grade Carbon Dioxide

Corey Chromatography Solves the Challenge of Isomer Separation: Accurate Separation of Acetaldehyde and Ethylene Oxide in Food-Grade Carbon Dioxide

According to the internal quality requirements issued by The Coca-Cola Company for its carbon dioxide suppliers, ethylene oxide testing has been added, and annual testing by third-party laboratories must include ethylene oxide (EO).

06

2026

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08

GB/T 14599—2025 High-Purity Oxygen Testing Solutions and Instrument Configuration Recommendations

GB/T 14599—2025 High-Purity Oxygen Testing Solutions and Instrument Configuration Recommendations

28

2026

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07

Good News | The Kairui Chromatography team’s paper, “Analysis of Trace Impurities in Electronic‑Grade Dichlorosilane by Gas Chromatography,” has been awarded Third Prize.

Good News | The Kairui Chromatography team’s paper, “Analysis of Trace Impurities in Electronic‑Grade Dichlorosilane by Gas Chromatography,” has been awarded Third Prize.

21

2026

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07

Interpretation of the New National Standard GB/T 14599-2025 for High-Purity Oxygen: Technical Specifications, Test Methods, and Key Points for Corporate Implementation

Interpretation of the New National Standard GB/T 14599-2025 for High-Purity Oxygen: Technical Specifications, Test Methods, and Key Points for Corporate Implementation

20

2026

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07

Liaoning Kerui Chromatography showcased its presence at the 28th National Annual Conference on Specialty Gases, presenting a comprehensive solution for trace impurity analysis in 7N‑grade ultra‑pure specialty gases.

Liaoning Kerui Chromatography showcased its presence at the 28th National Annual Conference on Specialty Gases, presenting a comprehensive solution for trace impurity analysis in 7N‑grade ultra‑pure specialty gases.

15

2026

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07

Pooling strengths and moving forward together, Core Chromatography makes its debut at the 2026 China Gas Industry Development Forum—focusing on quality control of high-purity gases and trace impurity analysis to explore new avenues for industrial upgrading.

Pooling strengths and moving forward together, Core Chromatography makes its debut at the 2026 China Gas Industry Development Forum—focusing on quality control of high-purity gases and trace impurity analysis to explore new avenues for industrial upgrading.

06

2026

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07

GB/T 3634.2-2025 High-Purity Hydrogen Testing Solutions and Instrument Configuration Recommendations

GB/T 3634.2-2025 High-Purity Hydrogen Testing Solutions and Instrument Configuration Recommendations

26

2026

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06

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