Cope-LLG Catalogue 2018

313 3. Analytical measurement and testing pH-measurement/Buffer solutions GENERAL CATALOGUE EDITION 20 E & OE. pH buffer solutions, technical, Set Calibration set for pH measurement. Set contains 20 x 17ml ampoules filled with pH 4.00, 7.00 and 10.00 solutions (at 25 °C). 1 Description PK Cat. No. pH buffer solutions, technical, Set with pH 4.00, 7.00 and 10.00 solutions 1 9.041 081 1 Technical buffer solutions Identified by colour-coded labels. Tolerance ±0.03 pH. 2 WTW ® Capacity pH- value PK Cat. No. ml at 25 °C 50 1000 50 1000 1000 1000 250 250 250 4.01 4.01 7.00 7.00 10.00 10.01* 4.01 7.00 10.00 1 1 1 1 1 1 1 1 1 9.040 734 9.040 722 9.040 735 9.040 723 9.040 724 9.040 725 9.040 727 9.040 728 9.040 729 * For handheld meters 315i, 330i, 340i, 350i, 3110, 3210, 3310 and Inolab ® versions from 2004 onwards 2 Standard buffer solutions To DIN/NIST. Supplied in 250ml bottles. Tolerance ±0.02 pH. 3 WTW ® Capacity pH- value PK Cat. No. ml at 25 °C 250 250 250 4.01 6.87 9.18 1 1 1 9.040 744 9.040 746 9.040 749 3 Redox buffer solution For testing ORP electrodes. 427 mV, pH7. Supplied in pack of 250 ml. 4 WTW ® Type PK Cat. No. Redox 1 9.040 782 4 LLG-Electrolyte solutions, KCL Potassium chloride electrolyte for pH electrodes - Filling solution for reference electrolyte. 5 Type Capacity PK Cat. No. ml 3mol/l 3mol/l 3mol/l, (AgCl saturated.) 1000 250 250 1 1 1 9.041 370 9.041 371 9.041 372 5 KCL electrolyte solutions For refilling or replacing reference electrolyte. Supplied in 250 ml DURAN ® bottles. 6 SI Analytics Type PK Cat. No. 2mol/L KNO 3 + 0.001mol/l KCI for Ag-probes 3 mol/l KCl 3 mol/l KCI, Ag/AgCl saturated 4.2 mol/l KCl 1 1 1 1 9.041 072 9.041 092 9.041 036 9.041 033 6