资质认证
- ISO 4715:1978
- Essential oils — Quantitative evaluation of residue on evaporation
- 1978-09-30
- ISO 5635:1978
- Paper — Measurement of dimensional change after immersion in water
- 1978-09-30
- ISO 3005:1978
- Textiles — Determination of dimensional change of fabrics induced by free-steam
- 1978-08-31
- ISO 4059:1978
- Polyethylene (PE) pipes — Pressure drop in mechanical pipe-jointing systems — Method of test and requirements
- 1978-08-31
- ISO 4501:1978
- Hardmetals — Determination of titanium — Photometric peroxide method
- 1978-07-31
- ISO 6122:1978
- Surface active agents — Technical alkane sulphonates — Determination of total alkane sulphonates content
- 1978-07-31
- ISO 172:1978
- Plastics — Phenol-formaldehyde mouldings — Detection of free ammonia
- 1978-07-31
- ISO 3188:1978
- Starches and derived products — Determination of nitrogen content by the Kjeldahl method — Titrimetric method
- 1978-07-31
- ISO 4130:1978
- Road vehicles — Three-dimensional reference system and fiducial marks — Definitions
- 1978-07-31
- IEC 60590:1977/COR1:1978
- Corrigendum 1 - Determination of the aromatic hydrocarbon content of new mineral insulating oils
- 1978-06-30
- ISO 5625:1978
- Shipbuilding — Welded bulkhead pieces with flanges for steel pipework — PN 6, PN 10 and PN 16
- 1978-06-30
- ISO 4297:1978
- Manganese ores and concentrates — Methods of chemical analysis — General instructions
- 1978-06-30
- IEC 60589:1977/COR1:1978
- Corrigendum 1 - Methods of test for the determination of ionic impurities in electrical insulating materials by extraction with liquids
- 1978-05-31
- ISO 4883:1978
- Hardmetals — Determination of contents of metallic elements by X-ray fluorescence — Solution method
- 1978-05-31
- ISO 4503:1978
- Hardmetals — Determination of contents of metallic elements by X-ray fluorescence — Fusion method
- 1978-05-31
- ISO 5554:1978
- Meat products — Determination of starch content (Reference method)
- 1978-05-31
- ISO 4538:1978
- Metallic coatings — Thioacetamide corrosion test (TAA test)
- 1978-05-31
- ISO 4541:1978
- Metallic and other non-organic coatings — Corrodkote corrosion test (CORR test)
- 1978-05-31
- ISO 5378:1978
- Starches and derived products — Determination of nitrogen content by the Kjeldahl method — Spectrophotometric method
- 1978-05-31
- ISO 5329:1978
- Solid wood paving blocks — Vocabulary
- 1978-04-30
