The following method is used for the determination of free-formaldehyde in leather processing chemicals. The analytical result obtained according to this procedure shall be expressed in mg/kg sample.
DS/EN ISO 27587:2009 history
2021DS/EN ISO 27587:2021 Leather – Chemical tests – Determination of free formaldehyde in process auxiliaries (ISO 27587:2021)
2009DS/EN ISO 27587:2009 Leather - Chemical tests - Determination of the free formaldehyde in process auxiliaries