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1.1测量依据JJG695-2003《硫化氢气体检测仪检定规程》国家计量检定规程1.2测量环境:20℃±2℃1.3测量标准:含量为53μmol/mol的氮中硫化氢气体标准物质1.4被测对象:硫化氢气体分析仪1.5测量方法选一稳定的硫化氢气体分析仪,在20℃±2℃的条件下通入含量为53μmol/mol的氮中硫化氢气体标准物质,得到仪器的示值误差,并进行不确定度的计算。2.1数学模型
1.1 Measurement Basis JJG695-2003 “Hydrogen Sulfide Gas Detector Verification Protocol” National Metrology Test Procedures 1.2 Measurement Environment: 20 ℃ ± 2 ℃ 1.3 Measurement Standards: Content of 53μmol / mol of nitrogen in the hydrogen sulfide gas standard 1.4 Measured objects: Hydrogen sulfide gas analyzer 1.5 Measurement method Select a stable hydrogen sulfide gas analyzer at 20 ℃ ± 2 ℃ conditions into the content of 53μmol / mol of nitrogen in the hydrogen sulfide gas standard material, the instrument shows the value of the error, And the calculation of uncertainty. 2.1 Mathematical model