全部
>95% (GC)
>99%(GC)
≥96%
≥99%(GC)
1000 μg/mL
5000(μg/mL)
95%
96%
97.0%(GC)
97%
98.0%
98.5%, with molecul
98.5%,Water≤50 ppm (
98.5%(GC)
98+%
99.5%
99.5%(GC)
99%
anhydrous, ≥99%
Assay: 99.8%
electronic grade, ≥99.999% metals basis, ≥99% (CP)
neat
reagent grade, 98%
Standard for GC, ≥99.5%(GC)
Standard for GC,≥99.
分析标准品, ≥99.7%(GC)
分析标准品,≥99.5%(GC)
无水级, ≥99%