J.P. SELECTA DOSI-FIBER 4 PLAZAS Manual De Instrucciones página 36

MANUAL DE INSTRUCCIONES CODIGO 80055 REV D OCT2018
J
.P. SELECTA s.a.u.
19- Ash crucible samples in a muffle furnace at 500 ºC during
minimum 3 hours.
20- Leave them inside the vacuum dryer to cool. Take note of the
recommendations given for the crucible handling.
21- Weight the crucibles with a precision of ±0.1 mg. The weighted
quantity is W
W = Silice
9
22- Carry out the following calculation:
%Hemicellulose =
%Cellulose =
%Lignine =
Ctra. NII Km 585.1 Abrera 08630 (Barcelona) España
e-mail: jpselecta@sefes.es - http://www.sefes.es/selecta
(Sujetas a modificaciones sin previo aviso)
9.
W - W
3
W
0
W - W
5
W
0
W - W
7
W
0
W
9
%Silice =
W
0
5
= x 100
7
x 100
8
x 100
x 100
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Pag.: 36