GB/T 33335-2016
high purity boron tribromide for industrial use
GB/T 6730.34-2017(\u82f1\u6587\u7248)
铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法
DB52/T 902-2014
GB/T 6730.34-2017e
Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
GB/T 6730.34-2017
Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
DB37/T 2424-2013
SJ/T 11496-2015
Determination of boron concentration in gallium arsenide by infrared absorption
HG/T 2956.3-2001
Ascharite ores-Determination of boric anhtdride content-Volumetric method
SN/T 5217-2019
SH/T 1839-2023
YS/T 424.2-2022
YS/T 424.4-2022
YS/T 520.6-2007
Chemical analysis of gallium—Part 6:Determination of tin content—The salicylfluorone cetyltrimethylammonium bromide spectrophotometric method
YB/T 190.12-2014
Continuous casting mould powder - The determination of boron trioxide content - The inductively coupled plasma atomic emission spectrometric method
GB/T 6609.16-2004
Chemical analysis methods and determination of physical performance of alumina--Determination of boron trioxide content--Curcumin spectrophotometric method
YS/T 424.1-2022
GB/T 223.50-1994
Methods for chemical analysis of iron,steel and alloy--The phenylfluorone-CTMAB direct photometric method for the determination of tin content
GB/T 12689.10-2004
The methods for chemical analysis of zinc and zinc alloys--The determination of tin content--The phenylfluorone-cetyltrimethyla-mmonium bromide spectrophotometric method
YS/T 424.5-2022
GB/T 12005.3-1989
Determination for residual acrylamide of polyacrylamide—Bromating method