High Quality COD Test Tube on Sale
https://www.hplcvials.com/products/test-tube/16mm.html

High Quality COD Test Tube on Sale

Suitable for colorimeters and test kits on the market
Also suitable for instruments and test kits
Easy-to-open sealed vials eliminate the risk of cross-contamination
Extend the shelf life to five years
Used for municipal wastewater testing; industrial wastewater and process control testing; environmental water testing

Rated 4.8/5 based on 223 customer reviews
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