Name	Chemical formula	Origine	Purity (%)
Phosphoric acid	H₃PO₄	Prolab	85
Hydrochloric acid	HCl	Prolab	30
Starch	C₆H₁₂O₆	Prolab	100
Methylene blue	C₁₆H₁₈ClN₃S	Prolab	100
Sodium carbonate	Na₂CO₃	Prolab	100
Helianthine	C₁₄H₁₅N₃O₃S	Prolab	100
Sodium hydroxide	NaOH	Prolab	100
Potassium hydroxide	KOH	Prolab	100
Potassium hydrogen carbonate	KHCO₃	Prolab	100
Iodine (granules)	I₂	Prolab	100
Potassium iodide	KI	Prolab	100
Phenolphthalein	C₂₀H₁₄O₄	Prolab	100
Congo red	C₃₂H₂₂N₆O₆S₂Na₂	Prolab	100
Sodium thiosulfate	Na₂S₂O₃·5H₂O	Prolab	98