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61 The peaks are identified by finding intersections on chromatogram Thearethe chromatographic curves intersect with the scales.

62 A new method employing model FTV2700 helium ionized gas chromatographic analyzer to analyze the hexafluoroethane(C 2F 6)content in xenon is described.

63 Intellectual multi - column high performance liquid chromatographic system(IMC - HPLG) is a new conception based on both column switching HPLC and intellectual technology.

64 GC 1000 chromatographic analysis instrument is used to analyze gas composition of BF.

65 A reversed phase ion-pair high performance liquid chromatographic method was developed for the simultaneous determination of nicotine and cotinine in human hair.

66 If carefully and properly used excellent chromatographic results and long column lifetime can be achieved.

67 By Vis-UV detector, column efficiencies of conically shaped preparative chromatographic columns with porous polytetrafluoroethylene (PTFE) frit and porous stainless steel frit were compared.

68 MethodsTo select best chromatographic condition by making changes in sorbent, developing agent, color reagent.

69 This paper introduces a gas chromatographic method for quantitative determination of feed gas and products of oxidative dehydrogenation of ethane to ethene.

70 Objective:To establish a method of capillary gas chromatographic analysis for toxicologic study of rapeseed oil and its condensate.

71 High Performance Liquid Chromatographic Analysis of Commercial Grades of N - phenyl - ? ? - naphthylamine.

72 Under the same chromatographic condition, gas chromatography quantitative analysis of the butachlor and simetryne were discribed.

73 Approach on semiautomatic deconvolution of hyphenated chromatographic data has been made in this paper.

74 A reverse-phase high-performance liquid chromatographic method for separation and determination of vinpocetine in biological samples was developed.

75 A high performance liquid chromatographic method(HPLC) was developed for the determination of roxarsone in chicken livers.

76 Primary chromatographic evaluation showed that the retention time of the model solutes increased with the increase of the phenylglycine unit.

77 The chromatographic conditions were optimized using different alcohols as mobile phase modifier. The effect of temperature on chiral separation was investigated.

78 A procedure for recognizing peak purity of Cassiae Semen chromatographic fingerprints by chemometrics method was described.

79 The chromatographic conditions are defined. The quantitative factors of all groups are determined.

80 A gas chromatographic method for the determination of methamidophos pesticide residues in the Allium Chinense was established by means of micro chemistry and solid phase extraction techniques.

81 A high performance liquid chromatographic (HPLC) method was used for determination of the content of furazolidone in feedstuff.

82 Systematic research was conducted to determine a chromatographic method for fiprosil analysis.

83 Urine - Determination of phenol Gas chromatographic method - I Liquid crystal column.

84 An ion chromatographic method for the determination of alkaline and alkaline earth metal cations in high concentration organic wastewater is developed.

85 A review was supplied to introduce LC - API - MS technique including interface, chromatographic system, detection mode,[http://sentencedict.com/chromatographic.html] and its application in the study of natural drugs and ethnic drugs.

86 In this paper, the indirect photometric re-versed-phase chromatographic systems of hydroxy acids are studied using aromatic acidic, basic and amphiprotic UV-detectable reagents.

87 The high-speed counter current chromatography(HSCCC) is a new form of support-free liquid-liquid partition chromatographic technique developed in the international academic circles.

88 Based on single column process of packed poromeric chromatographic column, the chromatographic analysis process of transformer oil with SP3430 gas chromatographic apparatus has been improved.

89 A high-performance liquid chromatographic(HPLC) method had been developed to determine (lasalocid) sodium residues in chicken liver.

90 The main components included that the chemical, spectrographic and chromatographic identification methods were set up, the HPLC method was developed for the content determination.