_________ or so called wood-containing pulp are bleached with peroxide about 1 percent on pulp, with 4 percent sodium silicate, 50°C.

_________ or so called wood-containing pulp are bleached with peroxide

1.	_________ or so called wood-containing pulp are bleached with peroxide about 1 percent on pulp, with 4 percent sodium silicate, 50°C.
A.	a)Chemical pulps
B.	b)Softwood pulps
C.	c)Hardwood pulps
D.	d)Mechanical pulps
Answer» E.