全部
≥99%
0.2 mg/mL in MeOH
100 μg/mL in Methanol
100(μg/mL)
1000 μg/mL in MeOH
1000(μg/mL)
2.0 mg/mL in MeOH
2000ug/ml in Purge and Trap Methanol
2000μg/ml in Methano
5000(μg/mL)
550(μg/mL)
98.0%(GC)
98%
99%
Assay: 99.8%
N/A
neat
Standard for GC, ≥99.5%(GC)
Standard for GC,≥99.
分析标准品