Reagecon pH Buffer Capsule Kit at 25°C, containing 10 pH 4.01, 20 pH 7.00, 10 pH 9.00 and 10 x pH 10.00 Capsules - 50caps
https://www.cemines.com/shop/fm-07-cpmx47910-reagecon-ph-buffer-capsule-kit-at-25degc-containing-10-ph-4-01-20-ph-7-00-10-ph-9-00-and-10-x-ph-10-00-capsules-50caps-6417
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Comprehensive pH buffer capsule kit for calibration at 25°C, includes capsules for pH 4.01, 7.00, 9.00, and 10.00, total 50 capsules for precise lab work.
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