NEN EN ISO 9020:1998被替代
Binders For Paints And Varnishes - Determination Of Free-formaldehyde Content Of Amino Resins - Sodium Sulfite Titrimetric Method
出版：Nederlands Normalisatie Instituut
专家解读视频
Defines a titrimetric procedure for determination of the free- formaldehyde content of amino resins. Applies to resins resulting from the polycondensation of urea and melamine with formaldehyde and to furan resins which result from the polycondensation of furfuryl alcohol with formaldehyde without further modifications. Does not apply to furan resins modified with phenolic resins.
ONORM EN ISO 9020:1998 - Identical
DIN EN ISO 9020 (1998-06) - Identical
UNE EN ISO 9020:1998 - Identical
ISO 9020:1994 - Identical
NS EN ISO 9020 Ed. 1 (1998) - Identical
SS EN ISO 9020 Ed. 1 (1998) - Identical
UNI EN ISO 9020:2001 - Identical
I.S. EN ISO 9020:1998 - Identical
NF EN ISO 9020:1998 - Identical
NBN EN ISO 9020:1998 - Identical
SN EN ISO 9020:1998 - Identical
BS EN ISO 9020:1998 - Identical
