아베굴절계

Subsstances Darkened by - to pass test Thiophene - to pass test Assay(by GC) - Min. 99.5% 2) 메탄올(Methnol : )= 32.04 - 동양화학주식회사 Specific Gravity (20/20℃) - Max. 0.795 Solubility ic water - to pass test Water - Max. 0.3% Non-Volatile Matters - Max. 0.003% Acid(as ) - Max. 0.004% Alkali(as ) - Max. 0.005% Substances Reducing Permanganate - to pass test Acetone and Aldehydes(as) - Max. 0.005% Ethanol - to pass test Substanes darkened by - to pass test Assay(by G.C) - Min. 99.5% 3) 에탄올 (Ethanol : )= 46.07 - 동양화학주식회사 Specific Gravity (20/20℃) - Max. 0.810 ~ 0.813 Solubility ic water - to pass test Non-Volatile Matters - Max. 0.003% Acid(as ) - Max. 0.003% Acetone and Aldehydes(as) - to pass test Heavy metals (as) - Max. 0.0002% Fusel oil - Max. 0.004% Methyl Alcohol - Max. 0.02% Benzene - to pass test Substanes darkened by - to pass test Assay(by S.G) - 94.8~95.8v/v% 3. 실험 방법 ① 프리즘을 에탄올로 닦아 낸다. 이때 유리를 긁지 않게 조심해서 닦아야 한다. ② 굴절률을 측정할 액체를 두방울 정도 떨…
② 굴절…