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工业用异戊二烯中微量抽提剂含量的测定 气相色谱法
Isoprene for industrial use.Determination of trace extraction agent.Gas chromatographic method
价格:¥0.00
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工业用异戊二烯纯度和烃类杂质含量的测定 气相色谱法
Isoprene for industrial use.Determination of purity and hydrocarbon impurities.Gas chromatographic method
价格:¥0.00
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碳四烯烃中微量羰基化合物含量的测定 分光光度法
C<下标4> Olefins.Determination of trace carbonyls.Spectrophotometric method
价格:¥0.00
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工业用裂解碳四的烃类组成测定 气相色谱法
Cracking C<下标4> fraction for industrial use.Determination of hydrocarbon composition.Gas chromatographic method
价格:¥0.00
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松香改性酚醛树脂
Rosin modified phenolic resin
价格:¥0.00
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异长叶烯
Isolongifolene
价格:¥0.00
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工业用1-丁烯
1-Butylene for industrial use-specification
价格:¥0.00
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碳四烃类中羰基化合物含量的测定 容量法
Determination of carbonyls in Chydrocarbons-Volumetric method
价格:¥0.00
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工业用裂解碳四 液态采样法
Cracking C4 fraction for industrial use--Sampling in the liquid phase
价格:¥0.00
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工业用丙烯中微量羰基硫的测定 气相色谱法
Polyethylene for industrial use-Determination of trace carbonyl sulfide-Gas chromatographic method
价格:¥0.00
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