카페검색 본문
카페글 본문
-
효소, 조효소에 대하여 2022.10.24해당카페글 미리보기
are limited in the number of reactions they have evolved to catalyze and also by their lack of stability in organic solvents and at high temperatures. As a consequence, protein engineering is an active area of research and involves...
-
Polypropylene 2022.10.02해당카페글 미리보기
12] Chemical properties[edit] Polypropylene at room temperature is resistant to fats and almost all organic solvents, apart from strong oxidants. Non-oxidizing acids and bases can be stored in containers made of PP. At elevated...
-
만년필에 왁스는 해롭다. 2022.06.25해당카페글 미리보기
FPN, users of Renaissance Wax report it discoloring hard rubber upon application. These would appear to be instances of solvents in the wax reacting with a surface layer already degraded by exposure to light, akin to how such surfaces...
-
[Tamiya] 1/24 Peugeot 405 T16GR "Camel" 2022.03.25해당카페글 미리보기
finish to the model, but a wrong varnish can also spoil all your work in the final step. As a rule, aerosol varnish solvents are more aggresive to your decals - specially Tamiya TS13 - so avoid them if possible. On the other hand...
-
Bacteria vs Enzymes vs Chemicals 미생물과 효소, 화학물질의 차이 2022.02.28해당카페글 미리보기
의해 제한된다. 3. Chemicals are NOT alive. Chemicals include soaps, harsh acids and bases, oxidizing compounds, solvents, and enzymes. Chemicals do not reproduce themselves. Chemicals can be used in place of bacteria or enzymes, but they...
-
Bipasu(30 +3H)'s offsetting reaction to fossil fuels. 2021.09.04해당카페글 미리보기
PbC), lead oxide (PbO), and lead sulfate (PbSO4), which are compounds of lead in pollution. Alternatively, organic solvents such as Methanol(CH3OH) and Benzene(C6H6) are added to increase Octane value. However, emissions from the...
-
화학물질 용도분류체계 2021.09.02해당카페글 미리보기
직물, 가죽, 종이 등을 부드럽게 하거나 고무 등의 경도를 높이기 위해 배합해 쓰는 가교결합약제 등의 물질 48. 용제 (Solvents) 녹이거나 희석시키거나 추출, 탈지를 위해 사용하는 물질 49. 안정제 (Stabilizers) 제조공정이나 사용 중에 열, 빛, 산소...
-
개미산은 무엇인가? 2021.08.05해당카페글 미리보기
odor[5] at room temperature, not unlike the related acetic acid. It is miscible with water and most polar organic solvents, and is somewhat soluble in hydrocarbons. In hydrocarbons and in the vapor phase, it consists of hydrogen-bonded...
-
꿀이 벌통에 있을 때 응애 구제 4부 (2021. 2) 2021.08.05해당카페글 미리보기
past few years I’ve mixed over 300 lbs. of OA dihydrate with water, sugar syrup, glycerin and glycerin syrup, or other solvents, often with heating involved, and find that with reasonable care and a pair of safety glasses, it’s no more...
-
[reuters. dailymail] 연이은 비극 화학산업단지에서 폭발 2021.07.28해당카페글 미리보기
s Friedrich said it was not clear what had caused the explosion, which led to a fire starting in a tank containing solvents. 켐파크의 프리드리히는 무엇이 폭발을 일으켰는지 명확하지 않다고 말했지만, 용매가 들어 있는 탱크에서 불이 났다. "A...