Hydrion 3.4-4.8 #330 Hydrion Insta-Chek pH Paper, the ultimate in wide range, general purpose pH papers Has a distinct color match at each full pH unit:[3.4][3.8][4.2][4.6][4.8] Hydrion Spectral Single Roll pH Paper provides: A direct reading pH paper with the widest range available in a single paper A simp
Fisher Scientific Double-Roll Dispensers With Hydrion Ph Test Papers; Ph Range: 1.0 To 11.0 Item# 14-850-12A BRAND NEW!!! FACTORY SEALED!!! Dispenser, pH Test Paper; Micro Essential Lab; Hydrion; Polystyrene; Lab double-roll; Color changes for each half pH unit; Vivid colors; Stainless-steel cut-off lips; For wide-range Type A and Type B papers; pH range: 1 to 11 Specifications: Product Type - pH Test Paper Dispenser Dimensions (L x W) -
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