1 Potassium hexacyanoferrate(II) trihydrate, Sigma- CAS Number-14459-95-1 26816.298 1 kg VWR Chemicals 1 328.19 328.19 Potassium hexacyanoferrate(II) trihydrate ≥99.0%, AnalaR NORMAPUR® analytical reagent 2 Clorura de potasiu 26764.260 500 g VWR Chemicals 1 67.50 67.50 Potassium chloride 99.5-101.0%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent 3 Sodium dihydrogen phosphate, Sigma- CAS Number- 7558-80-7 ACRO389870010 ...

1 Potassium hexacyanoferrate(II) trihydrate, Sigma- CAS Number-14459-95-1 26816.298 1 kg VWR Chemicals 1 328.19 328.19 Potassium hexacyanoferrate(II) trihydrate ≥99.0%, AnalaR NORMAPUR® analytical reagent 2 Clorura de potasiu 26764.260 500 g VWR Chemicals 1 67.50 67.50 Potassium chloride 99.5-101.0%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent 3 Sodium dihydrogen phosphate, Sigma- CAS Number- 7558-80-7 ACRO389870010 1 kg Thermo Scientific 1 381.25 381.25 Sodium dihydrogen phosphate, anhydrous 99% for analysis 4 di-Sodium hydrogen phosphate Sigma- CAS Number- 7558-79-4 102494C 500 g VWR Chemicals 1 135.73 135.73 Disodium hydrogen phosphate, anhydrous ≥99.0%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent 5 ortho-Phosphoric acid 85%- Sigma- CAS Number- 7664-38-2  20624.310 1 L VWR Chemicals 1 112.50 112.50 Orthophosphoric acid ≥85%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent 6 Acid acetic glacial 1000631000 1 L Merck 1 70.30 70.30 Acid acetic (glacial) 100 %, anhidru, pentru analiza, EMSURE® ACS,ISO,Reag. Ph Eur 7 Acid boric 20185.297 1 kg VWR Chemicals 1 106.75 106.75 Orthoboric acid 99.8-100.5%, crystallised, AnalaR NORMAPUR® analytical reagent 8 Acetat de sodiu 27653.292 1 kg VWR Chemicals 1 178.62 178.62 Sodium acetate ≥99.0%, AnalaR® NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent 9 Borax 87097.230 250 g VWR Chemicals 1 171.28 171.28 di-Sodium tetraborate, anhydrous ≥98%, AnalaR NORMAPUR® 10 Albastru de metilen 3470.0100 100 g VWR Chemicals 1

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