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sklademVydáno: 2021-06-30
UNE EN ISO 787-28:2021
General methods of tests for pigments and extenders - Part 28: Determination of total content of polychlorinated biphenyls (PCB) by dissolution, cleanup and GC-MS (ISO 787-28:2019)
Métodos generales de ensayo para pigmentos y extendedores. Parte 28: Determinación del contenido total de bifenilos policlorados (PCB) por disolución, limpieza y GC-EM. (ISO 787-28:2019).
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| Označení normy: | UNE EN ISO 787-28:2021 |
| Počet stran: | 30 |
| Vydáno: | 2021-06-30 |
| Status: | Norma |
| Počet stran (Španělsky): | 32 |
DESCRIPTION
UNE EN ISO 787-28:2021
This document specifies a method for determining the total content of polychlorinated biphenyls (PCBs), checking for all 209 possible congeners in pigment materials. This document is applicable to a working range from1 mg/kg to 150 mg/kg. The lower quantitation limit of this method is 1 mg/kg per congener. Results below 1 mg/kg are considered to be qualitative only.
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