Reference materials of gases
Reference material of gas holds high homogeneity, good stability and accurate quantity value. They have basic functions of reproducing, saving and transferring the quantity value. They are used to calibrate instruments and meters, evaluate measurement methods, transfer metrological standards and arbitrate quantity value.
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BRIEF INTRODUCTION

Reference material of gas holds high homogeneity, good stability and accurate quantity value. They have basic functions of reproducing, saving and transferring the quantity value. They are used to calibrate instruments and meters, evaluate measurement methods, transfer metrological standards and arbitrate quantity value.

The company has more than 30 years of history for production of standard gases. Our users come from more than 20 provinces, municipalities and regions in the nation. It has captured numerous customers in such fields as scientific research, chemical industry, mechanical industry, electronic industry, metallurgical industry, pharmaceutical industry, environmental protection and metrological industry to achieve good business performance.

GSB certificates of certified reference materials and GBW national certificates of reference materials

The company has 33 certified reference materials (GSB certificates approved by the State Administration for Quality Supervision, Inspection and Quarantine and the Standardization Administration of China, which covers various industries, such as chemicals, mechanical, electronics, metallurgical, pharmaceuticals, environmental protections and metrological sectors.

It has applied for 17 national reference materials (GBW certificates) issued by the General Administration of Quality Supervision, Inspection and Quarantine, including two certificates of grade-1 reference materials and 15 certificate of grade-2 reference materials.

2502氮中醚酯-1 2507氮中微量硫化氢-1 2508氮中微量苯-1 2518氩中五组分-1

Reference materials of special gases

The company can provide reference materials of refined and special-purpose gases:

Reference materials of the food additive liquid CO2;

Reference materials of the gases containing S, P, benzene, alcohol, ether, aldehyde or ester;

Reference materials for the electronics industry, such as profume (SOF2), thionylfluoride (SO2F2) and bispentafluorosulfur oxide (S2OF10) in sulfur hexafluoride (SF6);

Reference materials for determination of hazardous materials during space division, such as methane, acetylene, ethylene, ethane, propylene, propane, n-butane, iso-butane and 1.3-butadiene in oxygen;

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