Padrões de Referência

Reagecon

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Buffer (phosphate) solution pH 9.0 (REA4008300)

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Buffer solution pH5.00 ± 0.01 @25°C (REA505025)

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Buffer solution pH6.80 ± 0.01 @ 20°C (REA5068)

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Refractive Index @ 20°C, 1.39986 Stabilised Sucrose (REARIBS40S)

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Refractive Index @ 20°C, 1.42009 Stabilised Sucrose (REARIBS50S)

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Redox Standard 124mV @ 25°C (REARS124)

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Redox Standard 200mV @ 25°C (REARS200)

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Spectrophotometry Potassium Dichromate Absorbance/Transmission Standard 80mg/l (REARSPEC0025)

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Spectrophotometry Nicotinic Acid Absorbance/Transmission Standard 18mg/l (REARSPEC0029)

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Buffer solution pH7.00 ± 0.01 @ 20°C (REA5070)

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