HB/Z 5109.9-2001
HB/Z 5109.3-2001
HG/T 3444-2003
Chemical reagent Chromium trioxide
HB/Z 339.1-1999
GB/T 38216.1-2019
Steel slag—Determination content of chromic oxide—Diphenyl carbazide spectrophotometry method
KS M 1409-2020
Chromium trioxide
SJ/T 10940-1996
Determination of Chromium oxide (Cr2O3) in color picture tube glass
BS EN ISO 5398-4:2019
Leather. Chemical determination of chromic oxide content-Quantification by inductively coupled plasma (ICP)
BS EN ISO 5398-1:2018
Leather. Chemical determination of chromic oxide content-Quantification by titration
GB/T 16019-1995
Workplace air—Determination of chromium trioxide, chromates and dichromates—Diphenylcarbazide spectrophotometric method
YB/T 6037-2022
JIS K 1402:1992
Chromium trioxide
GB/T 16020-1995
Workplace air—Determination of chromium trioxide—Flame atomic absorption spectrophotometric method
BS EN ISO 5398-2:2009
Leather. Chemical determination of chromic oxide content-Quantification by colorimetric determination
ASTM D3898-93(2023)
Standard Test Method for Chromic Oxide in Basic Chromium Tanning Liquors
ASTM D6019-20
Test Method for Determination of Chromic Oxide in Basic Chromium Tanning Liquors (Ammonium Persulfate Oxidation)
DIN 50991
Electroplated coatings - Chromtrioxide for chromium baths - Requirements and testing
DB23/T 3328-2022
GB/T 6609.8-2004
Chemical analysis methods and determination of physical performance of alumina--Determination of chromium sesquioxide content--Diphenyl carbazide photometric method
KS M 6903-2023
Standard test method for chromic oxide in leather — Perchloric acid oxidation