Padrões de Referência

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Analytical volumetric solution benzethonium chloride (REAHY0045)

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Analytical Volumetric Solution Iodine 0.01N (0.005M) (REAI20005F)

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Potassium tetraiodomercurate solution, alkaline (Part A) (REA1071600-A)

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Sodium carbonate solution (REA1079301)

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Sodium hydroxide solution (REA1081401)

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Sodium hydroxide solution strong (REA1081404)

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Starch, solution (REA1085103)

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Buffer solution pH9.00 ± 0.01 @ 20°C (REA1090)

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Buffer solution pH9.00 ± 0.01 @ 20°C (REA1090)

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pHBuffer Solution pH9.21 @25°C (REA1092125)

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