-dioxane的意思|示意

Their quantum yields were about 0.4 in dioxane.

在二氧六环中它们的量子产率为0.4左右。

California requires that products that contain more than 30 parts per million of 1, 4-dioxane carry a warning saying that the contents may cause cancer.

加利福尼亚州要求的产品中含有了超过百万分之30的1,4 -二恶烷是应该有警示说此产品中含有可能会引发癌症的物质。

The European Union has banned 1, 4-dioxane from cosmetic products. And formaldehyde is not allowed in cosmetics sold in Japan and Sweden.

欧盟已经禁止了在化妆用品中使用1,4 -二悪烷。而日本和瑞典也已禁止化妆品中含有甲醛。

However, our Hygienic Standard for Cosmetics and Hygienic Standard for Cosmetics (2007 edition) explicitly stated, using dioxane as raw material in the end products is prohibited.

但我国《化妆品卫生标准》和2007年版《化妆品卫生规范》中明确指出，二恶烷禁止用作生产原料添加至最终产品中。

Many countries including China have no standards limiting the amount of dioxane in shampoo and cosmetics.

包括我国在内的许多国家对洗发水、化妆品中所含的二恶烷并未作出限量规定。

The ultraviolet absorption spectra and molar extinction coefficients, fluorescent spectra as well as quantum yields of nucleoside hydrazones in water, ethanol and dioxane were measured.

测定了在水、乙醇、二氧六环中的紫外吸收光谱与克分子消光系数以及萤光光谱和量子产率。