8/17/2019 Molisch's Test ATOK

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Molisch’s Test (carbohydrates)

- A chemical test to show the presence of carbohydrates- Positive result = red to purple colored compound- Adding conc !ulphuric acid ("#!$%) as catalyst for dehydration- &t will form # layers' clear sol’n with a red to purple precipitate

- A negative test will show a clear sol’n with a light precipitate that is hardlyseen while the positive test will present a clear sol’n with a vivid precipitate

ibose (*lear sol’n) with +ar, precipitate (specify color +i ,o nasulat)

.lucose (*lear sol’n) with /rown precipitate

.alactose (*lear sol’n) with 0hite precipitate

1ructose (*lear sol’n) with 2elly-li,e precipitate(specify color +i ,o nasulat)

!ucrose (*lear sol’n) with /eige precipitate

3actose (*lear sol’n) w4 +ar, Precipitate(di ,o nasulat)

Maltose (*lear sol’n) w4 3ight Pin, precipitate (di ,o maalala ,ung vivid ba o ,aya

near colorless)

 These results must be all positive because these sugars are carbohydrates5 which

gives positive results for the Molisch’s Test

eferences6

http644wwwharpercollegeedu4tm-

ps4chm47884dgodambe4thedis,4carbo4molisch4molischhtm

http644answersyahoocom49uestion4inde:;9id=#88<788%87>?AA@,obt

http644enwi,ipediaorg4wi,i4Molisch#<sBtest

http644wi,ianswerscom4C40hyBisBsulphuricBacidBusedBinBmolischBtest