全部
>95% (GC)
≥99%
10 mg/mL in Water
1000μg/ml in Methano
1000μg/ml,in Purge and Trap Methanol
99.0%(GC)
99%
Assay: 99.2%
for HPLC,99.0%
neat
reagent grade, ≥90%
Standard for GC, ≥99%(GC)
Standard for GC,>99.
suitable for HPLC, 99.5%
ultrapure grade, ≥99.5%
分析标准品, 用于环保分析, ≥99.8%(GC)
色谱级, ≥99%