Solução tampão

1.09439

Solução tampão, (di-sodium hydrogen phosphate/potassium dihydrogen phosphate), traceable to SRM from NIST and PTB pH 7.00 (20°C) Certipur^®

1.09435

Solução tampão, (citric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 4.00 (20°C) Certipur^®

1.09438

Solução tampão, (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (20°C) Certipur^®

1.09477

Solução tampão, (di-sodium hydrogen phosphate/potassium dihydrogen phosphate), colour: green traceable to SRM from NIST and PTB pH 7.00 (20°C) Certipur^®

1.09407

Solução tampão, (potassium dihydrogen phosphate/disodium hydrogen phosphate)traceable to SRM from NIST and PTB pH 7.00 (25°C) Certipur^®

1.09475

Solução tampão, (citric acid/sodium hydroxide/hydrogen chloride) colour: red traceable to SRM from NIST and PTB pH 4.00 (20 °C) Certipur^®

1.09409

Solução tampão, (boric acid/potassium chloride/sodium hydroxide)traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur^®

1.09406

Solução tampão, (potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (25°C) Certipur^®

1.09433

Solução tampão, (citric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 2.00 (20°C) Certipur^®

1.09461

Solução tampão, (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 9.00 (20°C) Certipur^®

1.99002

Solução tampão, (potassium dihydrogen phosphate/di-sodium hydrogen phosphate), traceable to SRM from NIST and PTB pH 7.00 (25°C) Certipur^®

1.09400

Solução tampão, (boric acid/potassium chloride/sodium hydroxide) colour coded: yellow, tracable to NIST and PTB pH 10.00 (20°C) Certipur^®

1.99004

Solução tampão, (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur^®

1.99001

Solução tampão, (potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (25°C) Certipur^®

1.99022

Solução tampão, (di-sodium hydrogen phosphate/sodium hydroxide) traceable to SRM from NIST und PTB pH 12.00 (25°C) Certipur^®

1.09445

Solução tampão, (citric acid/sodium hydroxide/hydrogen chloride) traceable to SRM from NIST and PTB pH 4.00 (25°C) Certipur^®

1.09408

Solução tampão, (boric acid/potassium chloride/sodium hydroxide)traceable to SRM from NIST and PTB pH 9.00 (25°C) Certipur^®

1.99057

Solução tampão, (di-sodium hydrogen phosphate/potassium dihydrogen phosphate), colour:yellowtraceable to SRM from NIST and PTB pH 7.00 (25°C) Certipur^®

1.09476

Solução tampão, (boric acid/potassium chloride/sodium hydroxide), coloured: blue traceable to SRM from NIST and PTB pH 9.00 (20°C) Certipur^®

1.99054

Solução tampão, (citric acid/sodium hydroxide/hydrogen chloride) colour: red, traceable to SRM from NIST and PTB pH 4.00 (25 °C), Certipur^®

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