Results 81 to 90 of about 1,140,854 (127)

一种蜂窝载体催化剂过量浸渍液的脱除方法及其设备

, 2003
一种蜂窝载体催化剂过量浸渍液的脱除方法，采用真空、负压脱除胶液或者液体的方式，其特征在于：使线形吸嘴等距并且匀速地扫描通过浸渍后蜂窝载体的一个表平面，再对该蜂窝载体的相对表平面重复上述操作。该方法有效地将多余的胶液或溶液脱除干净，收集彻底，并保证了工艺的一致性，制备出的催化剂涂层均匀，且操作简便宜行，特别适宜于贵金属催化剂的连续化生产 ...
王树东, 陈光文, 李恒强, 夏元有   +3 more
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[Determination of 65 synthetic cannabinoids in whole blood by QuEChERS-ultra performance liquid chromatography- mass spectrometry]. [PDF]

Se Pu
Xi Z, Ye Y, Li SP, Kang J, Liu WQ, Zhang J, Li DX.   +6 more
europepmc   +1 more source

中空纤维致密膜基吸收法在CO2脱除中的应用

, 2013
中空纤维致密膜基吸收法在CO2脱除中的应
袁权, 姜尚, 贾静璇, 康国栋, 孙承贵, 曹义鸣   +5 more
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[Determination of ethylene oxide and acetaldehyde in petrochemical exhaust based on thermal desorption- gas chromatography-mass spectrometry]. [PDF]

Se Pu
Li YJ.
europepmc   +1 more source

[Performance validation and consistency assessment of three liquid chromatography-tandem mass spectrometry methods for detecting fat-soluble vitamins]. [PDF]

Se Pu
Li BC, Li BH, Chen ZY, Li ZY, Yin ML, Lyu X, Xiang ZY, Long QC, Hu M.   +8 more
europepmc   +1 more source

[Determination of eight ultraviolet absorbers in surface water and wastewater by ultra performance liquid chromatography-triple quadrupole mass spectrometry]. [PDF]

Se Pu
Sun HJ, Zhang BB, Huang MQ, Wang H, Hu GJ, Chen HM.   +5 more
europepmc   +1 more source

[Determination of ergot alkaloids toxins in forage grass by ultra performance liquid chromatography-tandem mass spectrometry coupled with solid-phase supported liquid-liquid extraction]. [PDF]

Se Pu
Ren CX, Wang XM, Sheng WL, Han YZ, Zhang CY, Zheng SZ.   +5 more
europepmc   +1 more source

[Development of a machine learning-based ionization efficiency prediction model for per- and polyfluoroalkyl substances and its application in semi-quantitative analysis]. [PDF]

Se Pu
Sun SZ, Li YY, Gao Y, Li KC, Chen Z, Li XQ, Zhang QH.   +6 more
europepmc   +1 more source

[Determination of perfluorinated compounds， antibiotics and pesticides in drinking water by automated solid phase extraction with ultra-performance liquid chromatography-tandem mass spectrometry]. [PDF]

Se Pu
Liang J, Feng J, Zeng D, Zhou L, Zhong X, Li Y, Chen D.   +6 more
europepmc   +1 more source

[Development of an LC-MS/MS method for 32 steroid hormones and exploration of their gestational variations]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Zhou Q, Chen J, Nie C, Wang Q, Xia F, Zhou H.   +5 more
europepmc   +1 more source