7 Mix methylparabens quality control in white vinegar | Food matrix standard

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7 Mix methylparabens quality control in white vinegar Essential Information

Form	Liquid State
Stroma	White Vinegar
Packing	Brown Plastic 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	Methylparaben	12.65mg/kg	2.40mg/kg	99-76-3
		Ethylparaben	12.81mg/kg	2.40mg/kg	120-47-8
		Isopropylparaben	12.74mg/kg	2.40mg/kg	4191-73-5
		Propylparaben	12.68mg/kg	2.40mg/kg	94-13-3
		Isobutyl p-hydroxybenzoate	11.76mg/kg	2.40mg/kg	4247-02-3
		Butylparaben	12.57mg/kg	2.40mg/kg	94-26-8
		Heptyl p-hydroxybenzoate	5.64mg/kg	2.40mg/kg	1085-12-7