News
- 13.05.2019 ISO/TS 19807-2 "Nanotechnologies -- Magnetic nanomaterials -- Part 2: Specification of characteristics and measurements for nanostructured superparamagnetic beads for nucleic acid extraction
- 01.12.2016 Industrie 4.0: Deutsch-Chinesische Zusammenarbeit nimmt Fahrt auf
- 15.11.2016 Deutsch-chinesisches Seminar in Chengdu
Links
- BAM - Bundesanstalt für Materialforschung und -prüfung
- DIN Media - DIN Media GmbH
- BMWK - Bundesministerium für Wirtschaft und Klimschutz
- DIN - Deutsches Institut für Normung
- PTB - Physikalisch-Technische Bundesanstalt
Suche
GB/T 7470-1987
Water quality--Determination of lead--Spectrophotometric method with dithizone
GB/T 7471-1987
Water quality--Determination of cadmium--Spectrophotometric method with dithizone
GB/T 15131.3-1995
信息处理 数据交换用130 mm改进调频制记录的位密度为13262磁通翻转/弧度、每面80条磁道的软磁盘 第三部分:磁道格式B(用于80条磁道)
Information processing--Data interchange on 130mm flexible disk cartridges using modified frequency modulation recording at 13262 ftprad, on 80 tracks on each side--Part 3:Track formatB for 80 tracks
GB/T 16539-1996
Acoustics--Determination of sound power levels of noise sources using vibration velocity--Measurement for seal machinery
GB/T 7401-1987
Method for subjective assessment of quality of colour television pictures





