全部
>95% (HPLC)
>99.5%(GC),含30ppmMEH
≥99.5%(GC), stabilized with 30ppmDMBP
100 μg/mL in MeOH
1000 μg/mL
1000 μg/mL in Methanol
1000(μg/mL)
2.0 mg/mL in MeOH
200μg/ml,in Purge and Trap Methanol
5000(μg/mL)
98.0%,含30ppmMEHQ稳定剂
99.0%,含30ppmMEHQ稳定剂
99.5%
99.8%
99.8%(GC)
99.9%
99%
99%, stabilized
AR, ≥99%, 含30 ppm DMBP稳定剂
Assay: 99.7%
certified reference material, 1000 μg/mL in methanol
contains ≤30 ppm MEHQ as inhibitor, 99%
GC对照品,>99.5%
Standard for GC, ≥99.5%(GC), 含30ppm DMBP稳定剂