正庚酸,Heptanoic acid;certified reference material, pharmaceutical secondary standard
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- 硅藻土,Kieselguhr [Celite® 545];filter aid, treated with sodium carbonate, flux calcined
- (S)-(-)-β-香茅醇,(S)-(−)-β-Citronellol;analytical standard, ≥98.5% (sum of enantiomers, GC)
- 6-甲氧基-4-二氢色原酮,6-Methyl-4-chromanone;97%
- 甲磺酸铅(II)溶液,Lead(II) methanesulfonate solution;50 wt. % in H2O
- 四氢呋喃,Tetrahydrofuran [THF];for liquid chromatography LiChrosolv®, ≥99.9% (GC)
- 五氧化二磷,Phosphorus pentoxide [P2O5];puriss. p.a., ACS reagent, ≥98.0% (T)