GB/T 27717-2011(\u82f1\u6587\u7248)
家具中富马酸二甲酯含量的测定
GB/T 24583.1-2019(\u82f1\u6587\u7248)
钒氮合金 钒含量的测定 硫酸亚铁铵滴定法
DB45/T 1152-2015
KS D 1673-6-2023
Iron and steel — ICP atomic emission spectrometric method — Part 6: Determination of boron content — Dissolution in phosphoric and sulfuric acids
T/LNIQA 019-2024
JIS G 1258-5:2007
Iron and steel -- ICP atomic emission spectrometric method -- Part 5: Determination of boron content -- Dissolution in phosphoric and sulfuric acids
JIS G 1258-4:2007
Iron and steel -- ICP atomic emission spectrometric method -- Part 4: Determination of niobium content -- Dissolution in phosphoric and sulfuric acids or Dissolution in acids and fusion with potassium disulfate
HG/T 6108-2022
GB/T 43012-2023
Pulp—Determination of cellulose nanocrystal sulfur and sulfate half-ester content
DB37/T 2735-2015
QB/T 1035.4-1991
GB/T 15817-1995
Determination of mineral sulfate content in detergents--Gravimetric method
GB/T 21126-2007
Determination of sodium formaldehyde sulfoxylate in grain products
QB/T 2623.8-2003
DL/T 1979-2019
Determination of mineral oil content in phosphate esterfire-resistant fluid used in power plant
SN/T 4310-2015
Determination of chloride,nitrate and sulphate in phosphoric acid for import and export - Ion chromatography
HG/T 2957.4-2004
SN/T 3808-2014
Determination of total phosphorus content in diammonium phosphate - X-ray fluorescence spectrometry
DB13/T 1229-2010
HG/T 3614-1999
Standard Test Method for Sulfonic and Sulfuric Acids in Alkylbenzene Sulfonic Acids