or
Test Strips; pH indicator; Micro Essential; Lab double-roll dispensers; w/Hydrion pH test papers; Dispensers with wide-range papers; Stainless-steel cut-off lips; pH range: 1 to 14; pH Papers: 1 roll 1 to 12, 1 roll 12.5 to 14.0
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Test Strips; pH indicator; Micro Essential; Lab double-roll dispensers; w/Hydrion pH test papers; Dispensers with wide-range papers; Stainless-steel cut-off lips; pH range: 1 to 14; pH Papers: 1 roll 1 to 12, 1 roll 12.5 to 14.0
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