Lynne Wong's PhD thesis

m gF
m gl
m h
m o
m rf
m rF
m s
m sF
m sp
m st
m v
Measured Brix-free water value of green leaf fibre (% db)
Estimated Brix-free water value of reconstituted green leaf (% db)
Mass of hydrated water (g)
Moisture content equivalent to the monolayer (% db for all isotherm
models and decimal in Guggenheim-Anderson-de Boer isotherm model)
Measured Brix-free water value of rind fines (% db)
Measured Brix-free water value of rind fibre (% db)
Mass of dissolved water (g)
Measured Brix-free water value of stalk fibre (% db)
Measured Brix-free water value of stalk pith (% db)
Estimated Brix-free water value of reconstituted cane stalk (% db)
Material constant which approximates the fibre saturation point for
desorption (%)
m w Molar mass of water (18.02 g mol -1 )
M rf
M rF
M sF
M sp
M ss
M st
n i
N
Measured EMC of rind fines (% db)
Measured EMC of rind fibre (% db)
Measured EMC of stalk fibre (% db)
Measured EMC of stalk pith (% db)
Measured EMC of stalk skin (% db)
Estimated EMC of reconstituted stalk (% db)
Total number of isotherms
Number of data points
N A Avogadro’s number (6.022 x 10 23 molecules mol -1 )
N o
P
p'/p o
Number of adsorbed monolayers
Water vapour pressure in mm Hg in the Freundlich’s isotherm equation
relative pressure
p 1 , p 2 Brix of the sample blank before and after equilibrium (%)
p 3 , p 4 Brix of the test solution before and after equilibrium (%)
p Net Brix increase (%) = p 4 – corrected blank
P Mean relative deviation modulus
q st Net isosteric heat of sorption (kJ mol –1 )
Qst Total isosteric heat of sorption (kJ mol -1 )
R Universal gas constant (8.314 J mol -1 K -1 )
R H Equilibrium relative humidity (%)
(xlvi)