I811743-100ml | >99.0%(GC) ，含100ppm 4-叔丁基邻苯二酚稳定剂

I811743-500ml | >99.0%(GC) ，含100ppm 4-叔丁基邻苯二酚稳定剂

CCEM500595 | >95%

B21562-1g | GC≥99%

W10889-500ml | ≥99%(GC), contains 200 ppm p-tert-butylcatechol as

NG-I3440-1G | 见证书

CCEM501785 | 99.1%

CCEM501785 | 99.1%

CCEM500355 | >95%

CCHM701660 | 99.9%