
SURFACE ACTIVE AGENTS - WASHING POWDERS - DETERMINATION OF TOTAL SILICA CONTENT - GRAVIMETRIC METHOD
出版:International Organization for Standardization

专家解读视频
This International Standard specifies a gravimetric method for the determination of the total silica content of all types of commercial washing powders, except those which contain acidinsoluble substances other than silica.
NEN ISO 8215 : 1986 - Identical
PN ISO 8215 : 2000 - Identical
NF ISO 8215 : 1986 - Identical
UNE 55837 : 1987 - Identical
NBN T 63 160 : 1987 - Identical
UNE 55837 : 1987 - Identical
NEN ISO 8215 : 1986 - Identical
NBN T 63 160 : 1987 - Identical
NF ISO 8215 : 1986 - Identical
PN ISO 8215 : 2000 - Identical