Brass Sieve with #18 (1.0 mm) Stainless Steel Mesh, 3" Diameter Clearance Dip-and-read operation requires no reagents The 70508 features detachable AQU128 Books Test Parameter:#3650-SC - Nitrite 0.0-0.80 ppm
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Ships within 48 hours · Estimated delivery Sep 16 - Sep 21