Certipur® Reference Material for Reliable Calibration in pH Measurement - דף 2

Item #: 101645

Buffer solution (di-sodium tetraborate), traceable to SRM from NIST and PTB pH 9.22 (20°C) Cert

Item #: 109407

Buffer solution (potassium dihydrogen phosphate/disodium hydrogen phosphate) traceable

Item #: 199002

Buffer solution (potassium dihydrogen phosphate/di-sodium hydrogen phosphate), traceable

Item #: 199001

Buffer solution (potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (25°

Item #: 109406

Buffer solution (potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (25°

Item #: 109432

Buffer solution PH 1 (20°) traceable to SRM from NIST and PTB

Item #: 199012

Buffer Solution pH 1 (citric acid, sodium hydroxide, hydrogen chloride) tracable to SRM f

Item #: 109438

Buffer solution PH 10 (20°) traceable to SRM from NIST an

Item #: 109462

Buffer solution PH 11 (20°) traceable to SRM from NIST an

Item #: 109433

Buffer solution PH 2 (20°) traceable to SRM from NIST and PTB

Item #: 109434

Buffer solution PH 3 (20°) traceable to SRM from NIST and TBP

Item #: 109435

Buffer solution PH 4 (20°) traceable to SRM from NIST and TBP

Item #: 109475

Buffer solution pH 4 (citric acid/sodium hydroxide/hydrogen chloride) colour: red traceable

Item #: 107827

Buffer solution pH 4.66 (20°C) traceable to SRM from NIST and PTB

Item #: 109436

Buffer solution pH 5.00 (20°C) traceable to SRM from NIST and PTB

Item #: 109437

Buffer solution pH 6.00 (20°) traceable to SRM from NIST and PTB

Item #: 199036

Buffer solution pH 6.00 (citric acid/sodium hydroxide), traceable to SRM from NIST and PTB (25°

Item #: 107294

Buffer solution PH 6.88 (20°)

Item #: 109439

Buffer solution PH 7 (20°) traceable to SRM from NIST and PTB

Item #: 109460

Buffer solution PH 8 (20°) traceable to SRM from NIST and

Item #: 109461

Buffer solution PH 9 (20°) traceable to SRM from NIST an

Item #: 199041

Buffer solutions (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST a

Item #: 199006

Buffer solutions traceable to SRM from NIST and PTB 10 x pH 4.01 (phthalate) 10

Item #: 199005

Buffer solutions traceable to SRM from NIST and PTB 10 x pH 4.01 (phthalate) 10

Item #: 107203

Certified sec. standard reference buffer solution di-sodium tetraborate decahydrate, d

Item #: 107202

Certified sec. standard reference buffer solution potassium dihydrogen phosphate/di-sod

Item #: 107205

Certified sec. standard reference buffer solution potassium dihydrogen phosphate/di-sod

Item #: 107200

Certified sec. standard reference buffer solution potassium hydrogen phthalate directl

Item #: 107204

Certified sec. standard reference buffer solution potassium tetraoxalate dihydrate, di

Item #: 101964

di-Sodium tetraborate decahydrate certified secondary standard reference material for