Antioxidant 168

Antioxidant 168

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Antioxidant 168
NO Criterion Acceptable Range Test Method
1 Appearance White powder or granule Visual inspection
2 Melting point 183.0~187.0℃ MPI
3 Volatilizing Max.0.10% Weight loss(105℃)
4 Clarity of solution Clear solution Visual
5 Color of solution at 425nm Min.98% UV-VIS
500nm Min.98% UV-VIS
6 Acidity mgKOH/g Max.0.10 HG/T3712-2010
7 Content of 2,4-B Max.0.20% HPLC
8 Assay Min.99.0% HPLC
9 Degradation pass HG/T3712-2010

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