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Glycosylated Hemoglobin 分析에서의 Filter Separator를 利用한 比色法과 Ion Exchange Column法에 關한 比較硏究
金厚澤 상명대학교 논문집 1983 상명대학교논문집 Vol.11 No.-
Glycosylated Hemoglobin Assay was studied through the use of column method and the colorimetric method using the filter separator (Batch method). In this study, the two methods sere compared regarding the operation, condition and correlation of the assay. The results are as follows 1. The Batch method is more easy to operate than the ion exchange column method. 2. The ion exchange column method is dependent upon pH and temperature absolutely but the Batch method is not. 3. The analyses using the Batch method is shorter than the ion exchange method. 4. The correlation coefficient between the two methods is 0.967, the F value is 1.16,and the T value is 0.68. Consequently, the two methods are not significantly different from each other.
소변내의 17 Ketosteroid 분석에 있어서의 추출분리법에 관한 연구
金厚澤 건국대학교 1985 論文集 Vol.20 No.1
In urinary 17 ketosteroid analysis, we have studied about the extraction with ethyl ether and methylene chloride, and separation with chromatographic column. The results are as follows. The correlation between the extraction with ethyl ether and methylene chloride, r is 0.9748. The correlation between the extraction with methylene chloride and the chromatographic separation, r is 0.9811. Coefficient variation of the method using ethyl ether and methylene chloride and chromatographic column separation is 8.3%, 9.1%, 7.1% respectively. The extraction method takes a long tinge to dry but the evapourating time in column separation is not necessary. Reproducibility of chromatographic separation method is best in the above-three methods.
金基煥,金厚澤 건국대학교 1982 論文集 Vol.14 No.1
The structure of tobacco leaf tissues was observed by light microscope. It was compared the surface morphology short term thermal (S. T. T.) treatment samples with control. It was observed change of the morphology or anatomy of midrib and lamina from each pact of tobacco leaf. These results obtained are summarized as follows; 1.Elastic enlargement power of midrib tissues by moistening and S. T. T. treatment was larger than lamina tissues of tobacco leaf. 2.Increase ratio of elastic enlargement by moisture absorption and S.T.T treatment was measured to be about 20 and 8.4 times for sponge tissues of lamina and parenchyma tissues of midrib but it was very low for the xylem of midrib and upper epidermis of lamina. 3.Increase ratio of filling power by S.T.T. treatment was obtained to be about 28% and 92% for shredded lamina and midrib, respectively.
흡착제(吸着劑)의 피복(被覆)이 담배의 끽미(喫味)와 물리화학적(物理化學的) 성질 (性質)에 미치는 효과(效果)에 관한 연구(硏究)
박택규 ( Taek Kyu Park ),김기환 ( Ki Hwan Kim ),김후택 ( Hoo Taek Kim ) 건국대학교 기초과학연구소 1980 理學論集 Vol.6 No.-
The adsorbents of a large specific surface area was coated to shredded filler tobacco (Hicks tobacco grades 5; Nicotiana tabacum L.) for increased combustibility and reduced tar, nicotine in smoke. The adsorbents used are activated porous charcoal of a coconut-shell, wood charcoal, clinoptilolite and tobacco powder. Comparison of smoke composition from control cigarette and adsorbents coated cigarette were as follows; The combustibility was more increased in the case of more fireable, larger specific surface area, and larger porous adsorbent. Specially activated porous charcoal of a coconut-shell coated cigarette was most reduced contents of tar, nicotine, phenols and NOx in smoke.