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nh4 2 ni c2o4 2 h2o 2
nh4 2 ni c2o4 2 h2o 2 name
nh4 2tio c2o4 2
nh4 2 vo 2 c2o4 3
nh4 2 tio c2o4 2 ·h2o
ni nh4 2 so4 2·6h2o
nh4 2 b4o5 oh 4 h2o 2
nh4 co nh3 2 no2 4
nh4 2c2o4·h2o
ni2+ nh4 2co3
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