BUFFER SOLUTION PH 9/ BUFFER PH 9/ LARUTAN BUFFER, 1 LT, MERCK, 109438

Buffer solution (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 9.00 (20C) Certipur BUFFER SOLUTION PH 9 * foto hanya ilustrasi* # HARAP MENANYAKAN STOCK TERLEBIH DAHULU # Description Merk : MERCKMILLIPORE Catalogue Number 109438 Packing : 1 Lt (Plastic bottle) Specifications pH-value (20C) 8.99 - 9.01 Measured with a combined glass electrode after 5-point calibration according to DIN 19268 (expanded measurement uncertainty +/-0.01) with ref.buffer solutions according to DIN 19266, prepared with primary reference materials, at the accredited laboratory according to DIN EN ISO/IEC 17025. Deviation of pH (Delta pH) at various temperatures: (0C) + 0.24 (5C) + 0.16 (10C) + 0.11 (15C) + 0.05 (20C) +/- 0 (25C) - 0.05 (30C) - 0.09 (35C) - 0.12 (40C) - 0.15 (50C) - 0.21 Traceable to primary reference materials from: NIST 189c, 188, 185h, 186 Ig, 186IIg, 187e PTB OX-179/10,TA-212/11,PHT-232/12,PHO-243/12,BO-211/11 NIST: National Institute of Standards and Technology PTB: Physikalisch-Technische Bundesanstalt