Biological Reduction of Perchlorate from Spent Modified Reed Mediated by an Enriched Microbial Culture

Table 1

Properties of modified reed (MR).

Property	Description
Functional group	Quaternary amine
Nitrogen content	7.78%
Chemical composition	(CH3)4N^+1Cl^−
Particle size	100–250 μm
Exchange capacity	162 mg ClO per g MR
Exchangeable ions	Cl^− ⇌ ClO4^−

Note. Nitrogen content is 9-fold that of an unmodified giant reed.