全部
>95% (GC)
≥99.5%
0.2 mg/mL in MeOH
1(μg/mL)
10(μg/mL)
100 μg/mL in MeOH
100(μg/mL)
1000(μg/mL)
1000μg/ml,溶剂:甲醇
2.0 mg/mL in MeOH
2000 μg/mL
2000(μg/mL)
2000ug/ml in Purge and Trap Methanol
2000μg/mL in methano
5.0 mg/mL in MeOH
98%
99.5%
99%
99%,Water≤50 ppm (by
99%,with molecular s
anhydrous, ≥99%
AR, ≥98%
Assay: 99.8%
certified reference material, 200 μg/mL in methanol
certified reference material, 5000 μg/mL in methanol
for HPLC, 99.0%
GR, ≥99.5%
N/A
neat
PureSpectra?, 光谱纯
Standard for GC, ≥99.9%(GC)
Standard for GC,99.5
不稀释0.1(μg/mL)
不稀释10(μg/mL)
不稀释11.6(μg/L)
不稀释125.9(μg/mL)
不稀释32(μg/L)
不稀释66.3(μg/L)
优级试剂, 99.5%
光谱纯,99%
分析对照品, ≥99.9%(GC)
分析标准品
分析标准品, 1000ug/ml in methanol
无水级, ≥99%, Water≤50 ppm
无水级, ≥99%, 含分子筛,Water≤50 ppm
用于红外测油仪, ≥99.8%
红外分析用,99%
红外测油仪专用,99.8%
色谱级, ≥99%
试剂级, 98%