聚乙烯 (PE) 滤头，20μm 孔径, Polyethylene (PE) Frit, 20 μm porosity

Potassium dichromate standard solutions in sulfuric acid (0.01N)

用于 Agilent^® 仪器的 PTFE 填充柱, PTFE Packed GC Column (General Configuration)

吹扫/捕集器 A, Purge Trap A, CDS

吹扫/捕集器 H, Purge/Trap H

吹扫/捕集 K Vocarb^® 3000, Purge/Trap K Vocarb^® 3000

用于薄层层析板的试剂喷雾器, Reagent sprayer for TLC plates

MSA 管固定装置部件修理套件, Repair Kit of Parts for MSA Tube Holder

反相试验混标 1, Reversed Phase Test Mix

Sapphire Injector