全部
0.2 mg/mL in MeOH
100 μg/mL in MeOH
100.00%
1000μg/mL
2.0 mg/mL in MeOH
5.0 mg/mL in MeOH
95.0%
95%+
98%
99.0%(GC)
99.5%
99%
analytical standard
certified reference material, 200 μg/mL in methanol
N/A
neat
ReagentPlus?, contains 4-tert-butylcatechol as stabilizer, ≥99%