Litmus

3-Aminophthalhydrazide

Dimethyl sulfoxide

Sodium dihydrogen orthophospha

Potassium Chloride

1,10-Phenanthroline hydrate

Lanthanum oxide

Potassium thiocyanate

4-Methylamino phenol sulphate,

氯杀螨亚砜标准溶液, Chlorbenside sulfoxide Standard solution

五氯苯胺标准溶液, Pentachloroaniline Standard solution