Protein detection reagent in food | Physical and chemical standard

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Protein detection reagent in food Essential Information

Form	Liquid State
Stroma	Water
Packing	Plastic bottle
Save conditions	Room temperature Store airtight and away from light place.Before use, the temperature should be adjusted to （20±3）℃，shake uniformity.Used up after opening,prevent contamination during use.

No	Analyte	Standard value	Uncertainty(k=2)	CAS
1	Boric acid solution	20g/L	/	10043-35-3
2	Standard substance for sulfuric acid titration solution	c(1/2H₂SO₄)=0.05002mol/L	1%	7664-93-9
3	Sodium hydroxide solution	400g/L	/	1310-73-2
4	Methyl red ethanol solution	1g/L	/	493-52-7
5	Methylene blue ethanol solution	1g/L	/	7220-79-3
6	Bromocresol green ethanol solution	1g/L	/	76-60-8