SN/T 5217-2019
SH/T 1839-2023
GB/T 17041-2012
Surface active agents - Sulfated ethoxylated alcohols and alkylphenols - Determination of total active matter content
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
GB/T 17830-2017
Determination of polyethylene glycol content in nonionic ethoxylated surfactants—HPLC method
GB/T 7385-2012
Non-ionic surface active agents - Polyethoxylated derivatives - Iodometric determination of oxyethylene groups
GB/T 13530.1-1992
Sodium ethoxylated alkyl sulfate—Determination of total active matter content
GB/T 13530.2-1992
Sodium ethoxylated alkyl sulfate—Determination of unsulfated matter content
GB/T 12005.3-1989
Determination for residual acrylamide of polyacrylamide—Bromating method
GB/T 17041-1997
Surface active agents—Sulfated ethoxylated alcohols and alkylphenols—Determination of total active matter content
YS/T 520.3-2007
Chemical analysis of gallium—Part 3:Determination of aluminium content—The chromazurol S-tetradecyl pyridine bromide spectrophotometric method
YS/T 520.6-2007
Chemical analysis of gallium—Part 6:Determination of tin content—The salicylfluorone cetyltrimethylammonium bromide spectrophotometric method
GB/T 17830-1999
Determination of polyethylene glycol in polyethoxylated nonionic surfactants by HPLC
GB/T 7385-1994
Non-ionic Surface active agents—Polyethoxylated derivatives—Iodometric determination of oxyethylene groups
KS M ISO 8799-2014(2019)
Surface active agents — Sulfated ethoxylated alcohols and alkylphenols — Determination of content of unsulfated matter
KS M ISO 8799-2014(2024)
Surface active agents — Sulfated ethoxylated alcohols and alkylphenols — Determination of content of unsulfated matter
ASTM D2959-95(2017)
Standard Test Method for Ethylene Oxide Content of Polyethoxylated Nonionic Surfactants
UNE 84090:1994
COSMETIC RAW MATERIALS. TEST OF CONTENT OF STERS OF P-HYDROXYBENZOATES. BROMINATION METHOD.
BS EN ISO 8799:2009
Surface active agents. Sulfated ethoxylated alcohols and alkylphenols. Determination of content of unsulfated matter