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Standards and Derivatization Reagents - Sigma-Aldrich

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Buffer St<strong>and</strong>ard Solutions<br />

Please indicate product number <strong>and</strong> br<strong>and</strong> on each order<br />

Buffer St<strong>and</strong>ard Solutions<br />

Buffer St<strong>and</strong>ard solutions requiring rapid<br />

availability <strong>and</strong> high accuracy of the compounds.<br />

Reliable quality, st<strong>and</strong>ard-specific certification,<br />

high accuracy <strong>and</strong> a fast delivery service are the hallmark of<br />

Fluka <strong>and</strong> Riedel-de Haën products.<br />

Our product range encompasses Buffer St<strong>and</strong>ard Solutions<br />

according to the guideline DIN 19266.<br />

Cat. No. Br<strong>and</strong> Product Description pH Pack Size<br />

82552 Fluka Buffer st<strong>and</strong>ard solution according to<br />

DIN 19266<br />

0.05 M potassium tetraoxalate 1.679±0.030 (25°C) 500 ml<br />

82555 Fluka Buffer st<strong>and</strong>ard solution according to<br />

DIN 19266<br />

0.05 M potassium dihydrogen citrate 3.776±0.010 (25°C) 500 ml<br />

82556 Fluka Buffer st<strong>and</strong>ard solution according to<br />

DIN 19266<br />

0.05 M potassium hydrogen phthalate 4.008±0.010 (25°C) 500 ml<br />

33593 RDH Buffer st<strong>and</strong>ard solution according to<br />

DIN 19266<br />

0.05 mol/l potassium hydrogen phthalate 4.008 (25°C) 1 l<br />

82557 Fluka Buffer st<strong>and</strong>ard solution according to 0.025 M potassium dihydrogen 6.865±0.010 (25°C) 500 ml<br />

DIN 19266<br />

phosphate, 0.025 M di-sodium hydrogen<br />

phosphate<br />

33594 RDH Buffer st<strong>and</strong>ard solution according to di sodium hydrogen phosphate 0.025 6.865 (25°C) 1 l<br />

DIN 19266<br />

mol/l<br />

Potassium dihydrogen phosphate 0.025<br />

mol/l<br />

82558 Fluka Buffer st<strong>and</strong>ard solution according to 0.009 M potassium dihydrogen 7.413±0.010 (25°C) 500 ml<br />

DIN 19266<br />

phosphate,<br />

0.03 M di-sodium hydrogen phosphate<br />

33597 RDH Buffer st<strong>and</strong>ard solution according to di sodium hydrogen phosphate 0.032 7.413 (25°C) 1 l<br />

DIN 19266<br />

mol/l<br />

potassium dihydrogen phosphate 0.009<br />

mol/l<br />

82559 Fluka Buffer st<strong>and</strong>ard solution according to<br />

DIN 19266<br />

0.01 M sodium tetraborate 9.180±0.012 (25°C) 500 ml<br />

33595 RDH Buffer st<strong>and</strong>ard solution according to<br />

DIN 19266<br />

0.01 mol/l sodium tetraborate 9.180 (25°C) 1 l<br />

82454 Fluka Buffer st<strong>and</strong>ard solution according to 0.025 M sodium carbonate, 0.025 M 10.012±0.020 (25°C) 500 ml<br />

DIN 19266<br />

sodium hydrogen carbonate

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