buy certified 16mm cod reagent vials for water analysis price
Bioscience accu-Test™ Vials for COD Testing – Fisher Scientific
Certifications/Compliance, EPA, OSHA. For Use With (Equipment), Standard COD reactor and spectrophotometer. Includes, 16mm vial with 1.5mL digestion
Lovibond® Water Testing
water analysis not just simple but also dependable 5 – 200 mg/l Cl2 (ø 16 mm round vial & adapter) … MD 100 COD, tube tests, without reagents.
COD Testing from Environmental Express
Environmental Express MicroVials provide quality COD ...