Padrões de Referência

Reagecon

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BUFFER SOLUTION pH5.00 ±0.01 @25°C (REA1050525)

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Ninhydrin, solution (REA1058303)

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Ninhydrin solution R2 (REA1058305)

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Phenolphthalein solution (REA1063702)

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Phenolphthalein solution R1 (REA1063703)

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Buffer pH7.000 (Yellow) ± 0.010 @ 20°C (REA107000C)

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Buffer pH7.00 (Yellow) ± 0.01 @25°C (REA107025CTT)

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Potassium hydroxide solution alcoholic (REA1070303)

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Potassium permanganate, solution (REA1070902)

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Buffer standard 7.429 @ 20°C (REA107429)

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