ITS WaterWorks Extended Range pH Test Strips Size:pH 2–12 (B50-ExpH) (x2 pack) Specification item model symbol Specification Specification item model symbol 478-2643 Safety Latch Size:4F-12(R1.0)*12*26*110(CGM3S3712010)
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Ships within 48 hours · Estimated delivery Sep 24 - Sep 29