This mixture is then mixed with dilute hydrochloric acid.
Absolutely do not allow the dilution of the solvent ( water ) is used to dilute color.
绝不对不不准把溶剂 ( 浓缩火 ) 用于冲淡颜色.
The doctor told him to bathe his eyes with a very dilute solution of boric acid.
Separation of the two components is accomplished by dissolving the frit in dilute nitric acid.
You should dilute the bleaching agent with water in the proportion of ten to one.