GB/T 10535-2014
Water treatment chemicals―Hydrolyzed polymaleic anhydride
SH 2604.05-2003
Water treatment chemicals-Polymaleic acid
GB/T 10535-1997
Water treatment chemicals—Hydrolyzed polymaleic anhydride
\u0413\u041e\u0421\u0422 \u0420 \u0418\u0421\u041e 1390/4-93
Maleic anhydride for industrial use. Methods of test. Part 4. Determination of maleic anhydride content. Titrimetric method
UNE 70105-7:1986
PHTHALIC ANHYDRIDE FOR INDUSTRIAL USE. METHODS OF TEST. PART 7. DETERMINATION OF MALEIC ANHYDRIDE CONTENT. POLAROGRAPHIC METHOD
\u0413\u041e\u0421\u0422 \u0420 \u0418\u0421\u041e 1390/6-93
Maleic anhydride for industrial use. Methods of test. Part 6. Determination of iron content 2,2'-bipyridyl photometric method
ISO 1390-4:1977
Maleic anhydride for industrial use — Methods of test — Part 4: Determination of maleic anhydride content — Titrimetric method
SN/T 4373-2015
ISO 1389-7:1977
Phthalic anhydride for industrial use — Methods of test — Part 7: Determination of maleic anhydride content — Polarographic method
GBZ/T 300.118-2017
Determination of toxic substances in workplace air-Part 118: Acetic anhydride, maleic anhydride and phthalic anhydride
ISO 1390-6:1977
Maleic anhydride for industrial use — Methods of test — Part 6: Determination of iron content — 2,2'- Bipyridyl photometric method
GB/T 15904-2018
Rubber—Determination of polyisoprene content
GB/T 40641-2021
Determination of polyprenol from pine needles—High performance liquid chromatography
GB/T 7139-2023
Plastics—Vinyl chloride homopolymers and copolymers—Determination of chlorine content
YB/T 5097-2007
GB/T 30906-2014
Determination of sodium tripolyphosphate content of sodium tripolyphosphate―Ion chromatography
GB/T 32953-2016
Determination of melamine content for fertilizers—Ion chromatography(IC) method
NY/T 2270-2012
NY/T 3039-2016
HG/T 2409-2023