Fink quick inspection pack and detector.Fast speed!How many minutes to understand the water quality parameters. pH、COD、 Quick inspection of ammonia nitrogen, total phosphorus, nitrate nitrogen, nitrosity nitrogen (total copper, total nickel, hexavalent chromium), total phosphorus detection kit, COD Rapid detection package, total nitrogen and ammonia nitrogen test package, and nitrite nitrogen rapid detection package.
www.kuaijian8.com Movie video 2025-05-15