GB/T 33317-2016
Plastics—Phenolic resins—Determination of hexamethylenetetramine content—Kjeldahl method,perchloric acid method and hydrochloric acid method
HG/T 2755-1996
\u0413\u041e\u0421\u0422 \u0420 50486-2015
Plastics. Phenolic resins. Determination of hexamethylenetetramine content
20231371-T-606
Plastics — Phenolic resins — Determination of hexamethylenetetramine content\r Kjeldahl method,perchloric acid method and hydrochloric acid method
KS M ISO 8988-2010(2020)
Plastics-Phenolic resins-Determination of hexamethylenetetramine content-Kjeldahl method, perchloric acid method and hydrochloric acid method
BS EN ISO 8988:2006
Plastics. Phenolic resins. Determination of hexamethylene-tetramine content. Kjeldahl method, perchloric acid method and hydrochloric acid method
UNE-EN ISO 8988:2007
Plastics - Phenolic resins - Determination of hexamethylenetetramine content - Kjeldahl method, perchloric acid method and hydrochloric acid method (ISO 8988:2006)
ISO 8988:2006
Plastics — Phenolic resins — Determination of hexamethylenetetramine content — Kjeldahl method, perchloric acid method and hydrochloric acid method
EN ISO 8988:2006
\u0413\u041e\u0421\u0422 \u0420 50486-93
Plastics. Phenolic resins. Determination of hexamethylentetramine content
ISO 8988:1989
Plastics — Phenolic resins — Determination of hexamethylenetetramine content
DIN EN ISO 8988
Plastics - Phenolic resins - Determination of hexamethylenetetramine content - Kjeldahl method, perchloric acid method and hydrochloric acid method (ISO 8988:2006)
ISO 8988:1995
Plastics — Phenolic resins — Determination of hexamethylenetetramine content — Kjeldahl method and perchloric acid method
BS EN ISO 8988:1997
Plastics. Phenolic resins. Determination of hexamethylenetetramine content. Kjeldahl method and perchloric acid method
UNE-EN ISO 8988:1997
PLASTICS. PHENOLIC RESINS. DETERMINATION OF HEXAMETHYLENETETRAMINE CONTENT. KJELDAHL METHOD AND PERCHLORIC ACID METHOD. (ISO 8988:1995).