Mechanical_pulp_bleached_with_dithionite_no_more_than_a_few_months_old_is_calculated_by_detecting_traces_of____________as_H2S_liberated_by_stannous_chloride.$

Mechanical_pulp_bleached_with_dithionite_no_more_than_a_few_months_old

1.	Mechanical_pulp_bleached_with_dithionite_no_more_than_a_few_months_old_is_calculated_by_detecting_traces_of____________as_H₂S_liberated_by_stannous_chloride.$
A.	SO<sub>2</sub>
B.	MnO<sub>4</sub>
C.	Cl<sub>2</sub>
D.	H<sub>2</sub>
Answer» B. MnO<sub>4</sub>

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