Gentaur pH 13.00 Buffer Solution at 20°C in Bag-in-Box - 10lbaginbox
https://www.jmeit.com/shop/fm-07-bph112-gentaur-ph-13-00-buffer-solution-at-20degc-in-bag-in-box-10lbaginbox-22845
https://www.jmeit.com/web/image/product.template/22845/image_1920?unique=d99fd84
Bulk 10L pH 13.00 buffer in convenient bag-in-box packaging, stable at 20°C for high pH calibration.
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