邻二甲苯,o-Xylene;anhydrous, 97%
最近浏览商品
-
2,7-萘二磺酸钠,Sodium naphthalene-2,7-disulfonate;≥99.0%
-
磷酸,Phosphoric acid;85 wt. % in H2O, 99.99% trace metals basis
-
西贝母碱,Sipeimine;phyproof® Reference Substance, ≥98.0% (HPLC)
-
二苯胺-4-磺酸钠,Sodium diphenylamine-4-sulfonate;redox indicator ACS
-
司班80,Span® 80;suitable for GC
-
4-甲基七叶亭,4-Methylesculetin;≥98.0% (HPLC)