A Honey Trap for the Treatment of Acne: Manipulating the Follicular Microenvironment to Control Propionibacterium acnes

Table 2

Water solubilities and approximate 𝐴_𝑤 values for selected solutes.

Solute; (MW)	Amount solute (g)	Amount water (g)	% solute	Moles/100 g	𝐴𝑤
Sucrose (342.3)	200	100	66.7	0.58	0.86
Fructose (180.2)	200	100	66.7	1.11	0.77
Mannose (180.2)	200	100	66.7	1.11	0.77
Ribose (150.1)	200	100	66.7	1.33	0.73
Sorbitol (182.2)	200	100	66.7	1.10	0.77
Maltitol (344.3)	150	100	60	0.44	0.89
Proline (115.1)	150	100	60	1.30	0.74
Rhamnose (164.2)	100	100	50	0.61	0.86
Xylose (150.1)	100	100	50	0.67	0.85
Glycerol (92.1)	100	100	50	1.09	0.77
Urea (60.1)	100	100	50	1.67	0.69
Glycine betaine (117.1)	64	100	39.0	0.55	0.87
Ectoine (142.2)	57	100	36.3	0.40	0.90
NaCl (58.4)	22	78	22	0.38	0.86

Values of 𝐴_𝑤 in this table were calculated using the following formula: 𝑎_𝑤 = 1.00/1 + 0.27 n, where n is moles of solute/100 g water.