GB/T 6730.7-2016(\u82f1\u6587\u7248)
铁矿石 金属铁含量的测定 磺基水杨酸分光光度法
HG/T 4075-2008
Phosphorus trichloride for industrial use-Determination of phosphoric acid content-spectrometric method
BS EN ISO 15681-2:2018
Water quality. Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA)-Method by continuous flow analysis (CFA)
KS I ISO 15681-2014(2021)
Water quality — Determination of orthophosphate and total phosphorus contents by flow analysis(FIA and CFA)
BS EN ISO 15681-1:2004
Water quality. Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA)-Method by flow injection analysis (FIA)
GB/T 10209.2-2010
Determination of monoammonium phosphate and diammonium phoshpate - Part 2: Phosphorus content
KS I ISO 15681-2014
Water quality — Determination of orthophosphate and total phosphorus contents by flow analysis(FIA and CFA)
GB/T 33828-2017
Determination of contents of Fe(Ⅲ) in nano lithium iron phosphate
SN/T 5257-2019
GB/T 10209.1-2008
Determination of monoammonium phosphate and diammonium phoshpate - Part 1: Total nitrogen content
BS 4258-6:1976
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use-Determination of arsenic content
GB/T 31266-2014
Determination of chloral content for superphosphorate
YB/T 4991-2022
BS 4258-11:1982
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use-Determination of lead content (atomic absorption spectrometric method)
BS 4258-10:1978
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use-Determination of oxides of nitrogen content
BS 4258-8:1978
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use-Determination of calcium content (flame atomic absorption method)
GB/T 30906-2014
Determination of sodium tripolyphosphate content of sodium tripolyphosphate―Ion chromatography
HG/T 4740-2014
ISO 15681-2:2018
Water quality — Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) — Part 2: Method by continuous flow analysis (CFA)
EN ISO 15681-2:2018