Reagents for permanganate index test | Reagents and test solutions

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Reagents for permanganate index test Essential Information

Form	Liquid State
Stroma	Water
Packing	White plastic bottle, brown glass bottle
Save conditions	Refrigeration(4±4）℃ Store airtight and away from light place.Before use, the temperature should be adjusted to at 2-8 ℃，shake uniformity.Used up after opening,prevent contamination during use.

No	Analyte	Standard value	Uncertainty(k=2)	CAS
1	Sodium hydroxide solution	500g/L	1%	1310-73-2
2	Potassium permanganate standard stock solution	c（KMnO₄）=20.16mmol/L	1%	7722-64-7
3	Sulphuric acid solution	1+3(V+V)	/	7664-93-9
4	Potassium iodide	100g	/	7681-11-0
5	Sodium thiosulfate standard stock solution	c(Na₂S₂O₃)=50.01mmol/L	1%	7772-98-7
6	Starch solution	10g/L	1%	9005-84-9