全部
>95%
>95% (GC)
≥99%(GC)
1000μg/mL
2000μg/mL
3000μg/mL
99.5%
99.5%(GC)
99.5%(GC)(标准试剂)
99%
99%,Water≤50 ppm (by
99%,with molecular s
AR, ≥98%
AR,98%
Standard for GC, ≥99.9%(GC)
Standard for GC,≥99.
分析标准品, ≥99.9%(GC)
无水级, ≥99.5%
色谱级, ≥99.5%(GC)
试剂级, 98%