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So we can take the substance P as the molecular biomarker of acute irritation by formaldehyde to investigate the biologic effect of formaldehyde.
因此P物质可作为评价甲醛急性刺激效应的分子生物标志物。
In this paper, p-methylphenyl sulphonylamine was used to modify urea formaldehyde resin with low molar ratio.
用对甲基苯磺酰胺改性低克分子比的脲醛树脂。
Phenyl carboxylic acid was produced by oxidation of phenyl formaldehyde using hydrogen peroxide as oxidizing agent and amine hexadecane trimethyl P-W heteropoly acid as catalyst.
以过氧化氢为氧化剂，十六烷基三甲基钨磷杂多酸铵为催化剂，催化氧化苯甲醛制苯甲酸。
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