CHROMIUM, URINE

Reference values and Method Modification

Test code: 298

Effective update from 15/03/2019

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Method: Spectrophotometry Atomic Absorption         Less than 3.5 µg/g creatinine       B.E.I.: Less than 30.0 µg/g creatinine       B.E.I.: 10 µg/g creatinine       * Fuente: PNT, Insert

Method: Inductively Coupled Plasma/           Mass Spectrometry (ICP-MS) NATIONAL GUIDE  V.L.B. (Biological Limit Value) according to   I.N.S.H.T. for Chromium (VI), water soluble smoke:          End of shift and end workweek: 25,0 µg/L      Increase during shift*: 10,0 µg/L               INTERNACIONAL GUIDE           B.E.I (Biological Exposure Index) according to   ACGIH.     End of shift and end workweek: 25,0 µg/L      Increase during shift*: 10,0 µg/L                         * The value refers to the difference of the results of the samples taken at the end and at the beginning of the working day.

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