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甲苯二异氰酸酯中同分异构体含量的测定.气相色谱法
Quantitive analysis for isomer of toluene diisocyanate.gas-chromatography
价格:¥0.00
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萘含量的测定.气相色谱法
Determination of naphthalene content.gas chromatography
价格:¥0.00
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工业用环己烷纯度及烃类杂质的测定 气相色谱法
Cyclohexane for industrial use -- Determination of purity and hydrocarbon impurities -- Gas chromatographic method
价格:¥0.00
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2-甲基-1-丁烯与2-甲基-2-丁烯的定量分析 气相色谱法
Quantitative analysis for the mixture of 2-methyl-1-butylene and 2-methyl-2-butylene gas chromatographic method
价格:¥0.00
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工业用环己烷
Cyclohexane specifications for industrial use
价格:¥0.00
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化学级丙烯纯度与烃类杂质的测定 气相色谱法
Chemical grade propylene.Determination of purity and hydrocarbon impurities.Gas chromatographic method
价格:¥0.00
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化学级丙烯
Chemical grade propylene
价格:¥0.00
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工业用乙烯、丙烯中微量氯的测定 微库仑法
Ethylene and propylene for industrial use.Determination of trace chlorine.Microcoulometric method
价格:¥0.00
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石油化工反应器再生器框架设计规范
Design specification for frame of reactor and regenerator in petrochemical industry
价格:¥0.00
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工业用1-丁烯纯度及烃类杂质的测定 气相色谱法
1-Butene for industrial use -- Determination of purity and hydrocarbon impurities -- Gas chromatographic method
价格:¥0.00
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