Filter Sand NSF 0.45–0.55 mm (½ cu. ft., 50 lb Bag) Powder Scoops direct reading detector tubes for

direct reading detector tubes for over 350 measures of gas & vapor substances• High-quality and highly-reliable

Cleans: Ceramic

Restores probe response and signal stability when readings drift or slow — routine consumable for field and lab DO monitoring

low cost per sample• Clear indication of concentration level is shown by length of stain on glass tube • 90% of tubes are 1 or 2 strokes maximum

It can be easily written on and are ideal for use in warehouses

Filter Sand NSF 0.45–0.55 mm (½ cu. ft., 50 lb Bag) Powder Scoops direct reading detector tubes forNSF certified silica filter sand, effective size 0. 450. 55 mm the standard support filtration grade for pressure and gravity sand filters. Removes suspended sediment and turbidity in water treatment and well groundwater filtration. Supplied by the bag: cubic foot, 50 lb. 56 bags per pallet request a quote for pallet or multi bag pricing.