Benzylium cation

– electron density distribution 409

– formation 409

– LUMO-distribution 409

Benzylium ion, condensation reaction with

Weakly nucleophilic resonance form 415

BET method 1267

Betula 37

Betula papyrifera

– chemical composition of wood 23

– inorganic composition 40

– kinetic parameters for xylan water

Prehydrolysis 333

Betula pendula

– black liquor composition 968

– chemical composition 360, 451

Index 1295

Betula verrucosa

– chemical composition of wood 23

– diffusion coefficient 148–149

– hemicelluloses, nonglucosic units 29

Bevan, Edward J. 7

Bicarbonate-buffered peroxide solutions,

Stablity in water 863

Bio-refinery 994

Biochemical oxygen demand (BOD) 72, 629,

1001, 1005, 1138

– increased 72

Biodegradation plants, effluent treatment

Biological oxygen demand 1138

Biomass, yearly production 15

Birch

– black liquor composition 968

– chemical composition 360, 451

– diffusion coefficient 148–149

– Lo-Solids™ laboratory cooks 301–302

– Visbatch® process conditions 365

– viscosity–H-factor relationship 452

Birch lignin 33

Birch wood 37

Bisulfite, pH range 393

bisulfite-acid sulfite process 468–469

bisulfite-MgO process 467–468

bisulfite-neutral sulfite process 468–469

bisulfite processes 466–471

Bisulfite(-soda) cook, aspen 468

Bitternut hickory, average moisture content

Bjerrum diagram, conventional kraft cook

Black cooks 406