全部
>95% (HPLC)
≥97%(mixture of isomers)
100 μg/mL in Methanol (total)
1000(μg/mL)
2.0 mg/mL in MeOH
200 μg/mL in PT Methanol
200(μg/mL)
2000(μg/mL)
97+%
98.5+%
99.0%
99.5%
99.9%
99%
99%, with molecular
99%,Water≤50 ppm (by
99%(二甲苯异构体+乙基苯)
ACS, ≥98.5%, isomers plus ethylbenzene
AR,99%(二甲苯异构体+乙基苯)
GR,99%(二甲苯异构体+乙基苯)
histological grade
N/A
Standard for GC, ≥99.9%(GC), xylene isomer and ethyl benzene
Standard for GC,99.5
Standard for GC,99.5%(GC)(二甲苯异构体+乙基苯)
Xylenes
无水级, ≥98%, mixture of isomers