GB/T 29761-2022
Carbon fibre—Determination of sizing content
DB51/T 1916.4-2014
GB/T 38339-2019
Determination of phosphorus content in fluorescent brightener products
GB/T 33401-2016
Determination of the urea in liquid fluorescent whitening agent products
GB/T 43548-2023
Determination of metallic element contents in surface active agents and detergents
GB/T 44999-2024
Determination of phosphorus content in detergents—Inductively coupled plasma mass spectrometry
GB/T 37505-2019
Surface active agents—Determination of quinoline content in dispersing agents
HG/T 5704-2021
Test method for nickel in waste catalysts
HS/T 75-2023
GB/T 8643-2021
Determination of lubricant content in lubricated metal-powder mixes—Soxhlet extraction method
QB/T 2115-2020
Determination of carbonates in detergents
DB37/T 2735-2015
GB/T 15817-1995
Determination of mineral sulfate content in detergents--Gravimetric method
NB/SH/T 6060-2022
NB/SH/T 0162-2021
Determination of basic nitrogen in petroleum distillates—Color indicator titration method
SN/T 5029-2017
NB/SH/T 6067-2022
SH/T 0227-1992
SH/T 0297-1992
HG/T 4656-2014
Textile dyeing and finishing auxiliaries - Determination of fluorine content of fluorocarbon water and oil repellent agent