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Buffer solutions (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 11.00 (25°C) Certipur®

Buffer solutions

Buffer solutions (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 11.00 (25°C) Certipur®

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Supelco (3)

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1.99006

Buffer solutions, traceable to NIST, traceable to PTB, pH 4.01 (25 °C, phthalate), pH 7.00 (25 °C, phosphate), pH 10.00(borate), Certipur^®

1.99005

Buffer solutions, traceable to NIST, traceable to PTB, pH 4.01 (25 °C, phthalate), pH 7.00 (25 °C, phosphate), pH 9.00(borate), Certipur^®

1.99041

Buffer solutions, (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 11.00 (25°C) Certipur^®