1) free acid value
游离酸酐
2) free anhydride
游离酐(指硫酸酐)
3) free acid
游离酸
1.
Alkalimetric determination of free acid in cerium(Ⅳ)solution;
碱量滴定法测定四价铈溶液中的游离酸
2.
Control of free acid content during polyacrylonitrile production;
聚丙烯腈生产中游离酸含量的控制
3.
Interaction evaluation between D_(354) resin and free acid by conductance method
电导法研究D_(354)树脂与游离酸的相互作用
4) free phenolic acids
游离酚酸
5) free sulfuric acid
游离硫酸
1.
Aimed at the influential factors of Cu~(2+),Fe~(3+),Zn~(2+),Co~(2+) and other metallic ion solutions in free sulfuric acid determination,the ferro potassiumcyanide is used for precipitating interferential metallic ions so as to eliminate their effect on free sulfuric acid determination.
针对测定含有Cu2+、Fe3+、Zn2+、Co2+等金属离子溶液中游离硫酸的影响因素,试验了用亚铁氰化钾沉淀分离干扰金属离子,消除其对游离硫酸测定的影响。
6) free phosphoric acid
游离磷酸
1.
The characterization results of T-49 catilyst indicate that the amount and composition of free phosphoric acid on the catalyst are mainly related with acid strength distribution of the catalyst.
测试表征结果表明,催化剂表面上的游离磷酸的数量和组成与催化剂酸强度分布有关。
2.
Ion chromatography was used to determine the free phosphoric acid in diatomite phosphate catalyst.
采用离子色谱的方法对硅藻土磷酸盐催化剂的酸性进行了有效的表征 ,催化剂在丙烯齐聚反应中的催化活性与催化剂表面的游离磷酸组成及含量直接相关 ,催化剂中含有 9。
3.
The relationship between catalytic activity and the amount and composition of the free phosphoric acid was studied.
游离磷酸作为硅藻土磷酸盐固体酸催化剂， 用于催化丙烯齐聚和其他反应。
补充资料：24h尿游离皮质激素
24h尿游离皮质激素
24h urine free cortisol
是库欣病的实验室检查方法的一种。正常值为20～100μg/24h。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条