Estándares de Referencia

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Buffer solution pH7.00 ± 0.01 @ 20°C (REA1070)

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Colour Standard Platinum Cobalt 10 (10 Hazen units) (REAHAZ10)

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Analytical volumetric solution hydrochloric acid 0.02N 0.02M (REAHB200210)

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Analytical volumetric solution mercury (II) nitrate (REAHGN20015)

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Hydrogen Peroxide 0.3% W/V (REAHP035)

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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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