全部
≥98%
1.137ppm(±0.357ppm)
100?μg/mL in acetonitrile, analytical standard, for environmental analysis
1000μg/mL in Methano
100μg/mL
100μg/mL in Acetonit
100μg/mL in Acetonitrile
100μg/mL in Methanol
106μg/mL in Acetonit
188ppb (±78ppb)
188ppb(±78ppb)
2.1 ppm(±0.2ppm)
2.24ppm(±0.1ppm)
2.93ppm(±0.2ppm)
200μg/mL in (Ethyl a
200μg/mL in Methanol
25μg/mL in acetonitr
25μg/mL in acetonitrile
50μg/mL in Acetonitr
50μg/mL in Acetonitrile
95%+
97%
99%
N/A
Purity: 99.8%
reference material
分析对照品, ≥99%