Sugar - Links and Images

Structure of some common sugars

D-glucose D-fructose
D-galactose D-sucrose

Composition of sweeteners

Approximate composition (percentages)

  Water Sucrose Glucose Fructose
White sugar 0.1 99.8 <0.1 <0.1
Brown sugar 3.5 92 2 2
Molasses 20 35 10 10
Maple syrup 36 62 1 1
Honey 20 <10 31 38

Processing

Boiling Point of Sugar Water

The following diagram illustrates how the boiling point of sugar water solutions is affected by the amount of sugar in the solution.

Boiling Point of Sugar Water

Candy

Boiling Point (F) b.p. (C) Candy
230-234 110-112 Syrup
235-240 113-116 Fudge
244-248 118-120 Carmel
250-266 121-130 Divinity, Rock Candy
270-290 132-143 Taffy
300-310 149-154 Brittle