全部
>95% (HPLC)
≥98%(GC)
0.2 mg/mL in MeOH
1000 μg/mL
1000(μg/mL)
100μg/mL in Methanol
1mg/ml,基质:甲醇,用于水分析
2.0 mg/mL in MeOH
2000ug/ml in Purge and Trap Methanol
2000μg/mL in Methano
200μg/mL in Methanol
30 mg/mL
5.0 mg/mL in MeOH
5000μg/mL in Methano
500μg/mL in Methanol
95+%
97.0%(GC)
97%
98%
98%, with molecular
98%, Water≤50 ppm (b
98+%
99%
AR, ≥97%
Assay: 96.4%
certified reference material, 5000 μg/mL in methanol
GC对照品, ≥99.0%
Reagent Grade, 97%
Standard for GC, ≥99%(GC)
分析对照品, ≥99.5% (GC)
分析标准品, ≥99%(GC)
无水级, ≥98%, Water≤50 ppm
无水级, ≥98%, 含5%w/v分子筛,Water≤50 ppm