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Optical Brightening Agents(BBU)

Commodity Name	Testing Item	Standard spec	Typical result
BBU (C.I.220)	Fluorescent intensity	100	120
	Color shade	Similar to Slightly Different	Slightly Different
	Moisture content	5.0%	4.80%
	Whiteness (equivalent to standard sample)	-3	-1
	water insoluble impurities	0.2	0.1
	the limitation of 10 kinds of heavy metals (mg/kg)	Conform to the standard GB20814	Conform to thestandard GB20814
	the limitation of 23 kinds of harmful aromatic amines (mg/kg)	Conform to the standard GB19601	Conform to thestandard GB19601
	Appearance	Light yellow uniform powder	Light yellow uniform powder

Optical brightening agents(BBU) | Optical brightening agents(CXT) | Optical brightening agents(BA-L) | Optical brightening agents(BA) | Optical brightening agents(APC) | Stiemap
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