Naphthalene-2-sulfonic acid so

Nickel(II) carbonate

Litmus solution

Potassium hydrogen phthalate,

Salicylic Acid

Magnesium chloride hexahydrate

Potassium Bromide

Oxalic acid dihydrate

Octan-1-ol

1,10-Phenanthroline hydrate

Lactose monohydrate