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Hydrion Insta-Check 0-13 Dual Range Jumbo pH Paper Dispenser Jumbo dual roll dispenser containing two 50 rolls of 0-13 pH paper and 2 color charts. Standard 7/32 tape. Wide range general use paper. Find color match in seconds. 14 different colors.
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Hydrion Insta-Check 0-13 Dual Range Jumbo pH Paper Dispenser Jumbo dual roll dispenser containing two 50 rolls of 0-13 pH paper and 2 color charts. Standard 7/32 tape. Wide range general use paper. Find color match in seconds. 14 different colors.
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