Commodity: TBHQ food grade
Chemical Name: Tert-butyl Hydroquinone
CAS No : 1948-33-0
Molecular Formula : C10H14O2
Result Of Analysis:
SPECIFICATION STANDARD RESULT
Appearance White crystal powder White crystal powder
Content (%) 99 MIN 99.87
Melting point ( centigrade) 126.5-128.5 126.8-128.4
2,5-di-t-butyl-hydroquinone (%) 0.2 max 0.088
Tert-butylbenzoquinone (%) 0.2 max 0.017
Hydroquinone (%) 0.1 max 0.015
Toluene (%) 0.0025 max without
As (%) 0.0003 max 0.0001
Heavy metal (Pb) % 0.001 max Less 0.001
Conclusion Quality passed