Evolution of Lignocellulosic Macrocomponents in the Wastewater Streams of a Sulfite Pulp Mill: A Preliminary Biorefining Approach

Table 1

Analytical procedures used in this work.

Parameter	Samples	Equipment	Standard/source
Samples conditioning	Wood and pulp	Mill, sieve, and climate chamber	TAPPI T257 cm-02 [33]
Acetone extractives		Soxhlet apparatus	TAPPI T204 cm-97 [33]
Ashes at 525°C		Muffle furnace	TAPPI T211 om-02 [33]
Cellulose	Wood	Analytical balance	Seifert [34]
Holocellulose		Analytical balance	Wise [35]
Lignin		UV-Vis	TAPPI T222 om-22 [33]
Micro kappa	Pulp	Titration	TAPPI UM 246 [36]
Intrinsic viscosity		Titration	ISO 5351:2010 [37]
Alfa-cellulose		Titration	TAPPI T203 cm-99 [33]
Glucan	Wood, pulp, and SSL	(1) Hydrolysis; (2) HPLC-RI	(1) TAPPI T249 cm-00 [33] (wood and pulp samples); (2) Llano et al. [38] (wood, pulp, and SSL samples)
Xylan
Arabinnan
Galactan
Mannan
Acetyl
Lignosulfonates	SSL	UV-Vis	UNE EN 16109 [39]