DIN 38407-7
German standard methods for the examination of water, waste water and sludge - Substance group analysis (group F) - Part 7: Determination of six polycyclic aromatic hydrocarbons (PAHs) in drinking and mineral water by high-performance thin-layer chromatography (HPTLC) (F7)
废止
发布日期 :
2001-09-01
实施日期 :
DIN EN 60249-2-17/A3
Amendment to IEC 60249-2-17: Base materials for printed circuits - Part 2: Specifications; specification No. 17: Thin polyimide woven glass fabric copper-clad laminated sheet of defined flammability for use in the fabrication of multilayer printed board; Amendment A3 (IEC 52/788/CDV:1998); German version EN 60249-2-17/prA3:1998
废止
发布日期 :
2001-01-01
实施日期 :