4 Mix UV absorption in water | Cosmetics

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4 Mix UV absorption in water Essential Information

Form	Liquid State
Stroma	water
Packing	Brown glass bottle
Save conditions	at 2-8 ℃ 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	2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid	53.6μg/L	10.0μg/L	4065-45-6
		4-Hydroxybenzophenone	50.9μg/L	10.0μg/L	1137-42-4
		2,4-Dihydroxybenzophenone	46.0μg/L	9.2μg/L	131-56-6
		2-Hydroxy-4-methoxybenzophenone	46.9μg/L	9.3μg/L	131-57-7