Specification：

Appearance：White to off-white powder

Assay：≥97.0%

Melting point：110.0℃～125.0℃

Ash：≤0.1%

Volatiles：≤0.5%

Transmittance：425nm≥96.0%，500nm≥98.0%

Use：The product is used as an antioxidant in polyurethane,rubber and some other fields.

Packing and storing：In thick paper drum,net wt.20kg, maximum recommended storage time under suitable conditions (dry ,cool, well-ventilated)beyond testing date 24 months.