全部
>95% (GC)
>99.0%(GC),含MEHQ稳定剂
≥99%(GC), contains 10-1100ppm monomethyl ether hydroquinone as stabilizer
98%
98% (stabilized with MEHQ)
98%, contains ≥0.001-≤0.11% monomethyl ether hydroquinone as stabilizer
98%,stabilized with MEHQ
99.0%(GC)
99%
99% (stabilized with MEHQ)
Assay: 99.7%
lyophilized powder
分析标准品, ≥99.5%(GC)
分析标准品,≥99.5%(GC)