Crimp seals with PTFE/silicone septa

带 PTFE/硅胶隔垫的钳口密封盖

TLC Cellulose

Gadolinium(III) chloride solution

氯化钆(III) 溶液

Supelclean^TM LC-NH₂ SPE Tube

Supelclean^TM LC-NH₂ 固相萃取管

Shorty Vials^®

Dip tube

Stainless steel-coated PTFE-tube (80 cm)

Seal (O-ring 14x2.5 mm)

Ammonium Acetate

乙酸铵

Arsenic ICP standard