Quality control Laboratory
The quality control laboratory make sure that all the products of Auco Chem & Co are technologically advanced and that they respect the required quality standards as well as the legal standards by respecting the current regulation in terms of ecology and safety.
UNI EN ISO 14088
Quantitative determination of tanning agents ( or tanning
matters and non-tanning agents of vegetable and synthetic tannins.
UNI EN ISO 17075
Quantitative determination of chromium VI content in leathers after extraction of phosphate buffer sample. This method is suitable for the quantification of chromium content VI( in leathers down to 3mg/kg. The normative is applicable to all types of leather.
UNI EN ISO 4048
Extraction instrument: Soxhlet apparatus
Determination of fatty acid and other extractable soluble matters from a leather with dichloromethane through the help of soxhlet apparatus.
UNI EN ISO 4098
Determination of water-soluble matters of a leather after extraction in aqueous phase. These water-soluble matters will give an organic and an inorganic contribute.
UNI EN ISO 4047
Determination of the total inorganic matters contained in a leather after the total ashing of the organic matter.
UNI EN ISO 4045
Ph determination of the aqueous extract of a leather through the use of a ph-meter.
UNI EN ISO 5398-1
Determination of chromic oxide content through iodometric titration.
UNI EN ISO 4684
Determination of water content and of volatile matters of a leather after the pre-heating in an oven.
Internal method AUCO ir
Qualitative determination of a substance/matter through the acquisition of the characteristic FT-IR specter.
Internal method AUCO –UV
Qualitative determination of a matter and indication of concentration in solution through the acquisition of the characteristic UV-VIS specter.
Internal method: Auco –h2O
Instrument: Automatic tritator Karl Fisher
Determination of water content in a substance/matter
Internal method: Auco –sec
Determination of dry-matter of a substance/matter
Internal method Auco-Ph
Instrument: Ph meter
Determination of pH of a matter/substance