Verkkokauppa
SFS-EN ISO 120:en
Plastics. Phenol-formaldehyde mouldings. Determination of free ammonia and ammonium compounds. Colorimetric comparison method (ISO 120:1977)
Soveltamisala
Suomenkielistä soveltamisalaa ei ole saatavissa.
Specification of a semi-quantitative method. The content of free ammonia in a moulded article is of importance, when corrosion of metal inserts or contamination in contact with the article has to be considered. Distillation of the aqueous extract from a powdered test portion, coloration of the distillate by reaction with Nessler reagent and comparison of the colour with that of standard matching solutions.
Tämän julkaisun valmistelusta Suomessa vastaa Kemesta ry, puh. 040 820 4888.
Specification of a semi-quantitative method. The content of free ammonia in a moulded article is of importance, when corrosion of metal inserts or contamination in contact with the article has to be considered. Distillation of the aqueous extract from a powdered test portion, coloration of the distillate by reaction with Nessler reagent and comparison of the colour with that of standard matching solutions.
Tämän julkaisun valmistelusta Suomessa vastaa Kemesta ry, puh. 040 820 4888.
Sisällysluettelo
Tuoteryhmä(t)
Sidokset
Velvoittavat viittaukset
ISO 565:1990 Test sieves -- Metal wire cloth, perforated metal plate and electroformed sheet -- Nominal sizes of openings
ISO 648:1977 Laboratory glassware -- One-mark pipettes
ISO 648:1977 Laboratory glassware -- One-mark pipettes
Tekninen komitea
Vahvistuspäivä
28.09.1998
Julkaisupäivä
27.07.2001
Painos
1
Sivumäärä
5
Julkaisun kieli
englanti