HG/T 5652-2019
HG/T 5652-2019
HG/T 5652-2019
HG/T 5652-2019
General technical requirements for reagents of developing latent fingerprints—Part 3:1,8-Diazafluoren-9-one(DFO)
HG/T 5652-2019
Methods for chemical analysis of crude zinc-Part 9:Determination of germanium content-Benzene fluorenone spectrophotometry
HG/T 5652-2019
The methods for chemical analysis of zinc and zinc alloys--The determination of tin content--The phenylfluorone-cetyltrimethyla-mmonium bromide spectrophotometric method
HG/T 5652-2019
HG/T 5652-2019
HG/T 5652-2019
Method for chemical analysis of high pure indium—Determination of tin content—Benzfluorenone-cetyltrimethylammonium bromide spectrophotometric method
HG/T 5652-2019
Methods for chemical analysis of zinc concentrates - Part 13: Determination of germanium content - Hydride generation-atomic fluorescence spectrometry and the phenyl fluorone spectrophptometric method
HG/T 5652-2019
HG/T 5652-2019
HG/T 5652-2019
HG/T 5652-2019
HG/T 5652-2019
Ultraviolet absorber-2-Hydroxy-4-n-octoxybenzophenone(UV-531)
HG/T 5652-2019
Test methods for chemical analysis of silver-cadmium oxide electric contact material-Part 4:Determination of tin content
HG/T 5652-2019
Determination of tin content in cadmium--Phenylfluorone-CTAB photometric method
HG/T 5652-2019
HG/T 5652-2019
Reagents of development latent fingerprints-Part 3:1,8-diazafluoren-9-one
HG/T 5652-2019