Biochem Tinker Lab: Organic Compounds Indicator and Hydrocarbon

Lugol's iodine

Indicator for polysaccharides

blue-black

Positive result for polysaccharides

C4H10 (straight chain)

butane

C2H6

ethane

C2H4

ethene

C2H2

ethyne

biuret

indicator for amino acids

Sudan IV

indicator for lipids

Benedict's solution

indicator for mono-/di- saccharides

Giemsa

indicator for nucleic acids

coagulation

indicator for proteins

indophenol

indicator for vitamin C

C4H10 (branched chain)

isobutane

CH4

methane

light blue

negative result for amino acids

maroon

negative result for lipids

Sky blue

negative result for mono-/di- saccharides

royal blue

negative result for nucleic acids

amber

negative result for polysaccharides

no coagulation

negative result for proteins

royal blue

negative result for vitamin C

purple

positive result for amino acids

crimson

positive result for lipids

orange

positive result for mono-/di- saccharides

mossy green

positive result for nucleic acids

heat that causes coagulation

positive result for proteins

clear

positive result for vitamin C

C3H8

propane

C3H6

propene

C3H4

propyne