Page 7 - Shimadzu Journal vol.8 Issue2

“We all share the same working concept and goals” | INSIGHT from CUSTOMER

Dr. Pan

in gas. NIMTT led the formulation of the national stan- we hope to develop this method into a national stan-
dard GB/T 33318-2016 Gas Analysis—Determina tion dard to solve the world-class problem of trace sulfide
of Sulfide—Gas Chromatography with Sulfur Che- measurement in hydrogen for the fuel cell industry.
miluminescence in 2016, solving the long lasting
problem of lacking standards in the industry. The stan- Characteristics compared with
dard is also about to be revised. The new-generation competitive products
NexisSCD-2030 sulfur chemiluminescence detector of Through our experiments, Shimadzu GC-SCD has cer-
Shimadzu was released this year, and after its release tain advantages over similar products in sulfide detec-
in China. We conducted a series of tests on the per- tion limit, repeatability, instrument operation,
formance of the instrument and obtained satisfac- maintenance and software use. With our sulfide gas
tory results. stan dard substance, trace gas analysis pipeline and
valve injection analysis system, the repeatability of
In this period, we participated in the verification test for direct injection analysis for 1 μmol·mol-1 H2S/N2 gas
the formulation and revision of the national standard standard substance is within 1%. The maintenance of
for natural gas Natural Gas—Determination of Sulfur the instrument ceramic tube is simpler and more conve-
Compounds—Part 10: Determination of Sulfur Com­ nient. The analysis software workstation is more in line
pounds Using Gas Chromatography Method and the with the operating habits of our laboratory staff.
petrochemical industry standard Determination of Sulfur
Compounds in Middle Distillate­Gas Chroma tography Future expectations for Shimadzu
and Sulfur Chemiluminescence Detector and obtained We established the “Gas analysis standardization and
satisfactory experimental data. solution demonstration ap- plication labora-
tory” with Shimadzu this time based on our
In terms of national standards for quality analysis good cooperation with Shimadzu in the
methods of the hydrogen for fuel cell, we are research-
ing and developing the preconcentration-GC-SCD
method, which is expected for the analysis of the total
sulfur in the hydrogen (total sulfur content not exceed-
ing 0.004ppm). At present, we have preliminarily ob-
tained the relatively ideal data. After further verification,

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