CHEMetrics R-8510 CHEMets Phosphate/Ortho Refill, Stannous Chloride, 30 Ampoules
Sealed glass ampoules, 7 mm OD, for visual colorimetric water analysis. Each CHEMet ampoule contains approximately 0.5 mL of liquid reagent sealed under vacuum. Refills contain 30 ampoules, test kits contain 1 refill.