Aijiren 16mm Screw Neck COD Test Tube
Aijiren is a factory specializing in the production of chromatographic consumables. It has a wide range of products. Among them, the COD Test Tube is more popular with customers. The 16mm screw neck COD Test Tube can be used in many analytical equipment, water quality testing, and digestion. COD Test Tube can be used for colorimetric analysis analysis instruments.