- 2-溴-6-氯-4-硝基苯胺 2-Bromo-6-chloro-4-nitroaniline*100mg
- 2.3-二溴-1-丙醇 2.3-Dibromo-1-propanol*1000mg
- 9種TVOC混標(biāo)套裝 VOC Mix-9 (100-80-40-20-10)ug/ml in Methanol*5*1ml
- 9種TVOC混標(biāo) TVOC Mix-9 2000ug/ml in Methanol*1mL
- 9種TVOC混標(biāo) VOC Mix-9 1000ug/ml in Methanol*1mL
- 23種VOC混標(biāo) VOC Mix-23 1000ug/ml in Methanol*1mL
- Aromatic Hydrocarbons Mix-5 1000ug/ml in Carbon disulfide*1mL
- 23種揮發(fā)性有機(jī)物混標(biāo) VOC Mix-23 varied conc. in Methanol*1mL
- 2.5-Dimethylbenzaldehyde-DNPH 100ug/ml in Acetonitrile*5mL