Chlorine and pH Test Refill pack Reagents for chlorine (Cl₂-1, Cl₂-2, Cl₂-3)

Chromolith^® CapRod^® RP-18 endcapped 150-0.1 capillary column

气相色谱涂层填料, Coated GC Packing

Complex Nutrients

Crimp seals with PTFE/rubber septa

带 PTFE/橡胶隔垫的钳口密封盖

去离子装置组件, Deionizer Bags

矿物油, Density Standard 870 kg/m3

Dip Tube (PVDF) for sulphuric acid in 25 L canisters

Discovery^® DSC-WCX SPE Tube

Discovery^® DSC-WCX 固相萃取管

Discovery^® HS C18 高效液相色谱柱, Discovery^® HS C18 HPLC Column