Orthophosphorus is higher than total phosphorus

Orthophosphorus is higher than total phosphorus, Total:80 items.

In the international standard classification, Orthophosphorus is higher than total phosphorus involves: Water quality, Fertilizers, Milk and milk products, Spices and condiments. Food additives, Medical equipment.

Korean Agency for Technology and Standards (KATS), Orthophosphorus is higher than total phosphorus

KS I ISO 15681:2014 Water quality — Determination of orthophosphate and total phosphorus contents by flow analysis(FIA and CFA)
KS I ISO 15681-2021 Water quality — Determination of orthophosphate and total phosphorus contents by flow analysis(FIA and CFA)
KS I ISO 15681-2014(2021) Water quality — Determination of orthophosphate and total phosphorus contents by flow analysis(FIA and CFA)
KS I ISO 15681-1:2010 Water quality-Determination of orthophosphate and total phosphorus contents by flow analysis(FIA and CFA)-Part 1:Method by flow injection analysis(FIA)
KS I ISO 15681-2:2010 Water quality-Determination of orthophosphate and total phosphorus contents by flow analysis(FIA and CFA)-Part 2:Method by continuous flow analysis(CFA)

British Standards Institution (BSI), Orthophosphorus is higher than total phosphorus

BS 4258-7:1978(1999) Methods of test for Phosphoric acid (orthophosphoric acid) for industrial use — Part 7 : Determination of total phosphorus (V) oxide content : quinoline phosphomolybdate gravimetric method
BS EN ISO 15681-2:2004 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Method by continuous flow analysis (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)
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)
BS EN ISO 15681-1:2004(2009)*BS 6068-2.86:2004 Water quality — Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) — Part 1 : Method by flow injection analysis (FIA)
BS EN 16651:2015 Fertilizers. Determination of N-(n-Butyl)thiophosphoric acid triamide (NBPT) and N-(n-Propyl)thiophosphoric acid triamide (NPPT). Method using high-performance liquid chromatography (HPLC)
BS EN 15688:2008 Fertilizers - Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) using high-performance liquid chromatography (HPLC)
BS ISO 6650:2023 Fertilizers, soil conditioners and beneficial substances. Simultaneous determination of N-(n-Butyl) thiophosphoric triamide and dicyandiamide by high-performance liquid chromatography

YU-JUS, Orthophosphorus is higher than total phosphorus

JUS H.G8.474-1991 Reagents. Orthophosphoric acid. Determination of sulphates content. Turbidimetric method
JUS H.G8.475-1991 Reagents. Ortophosphoric acid. Determination of nitrate content. Colorimetric method
JUS H.G8.473-1991 Reagents. Orthophosphoric aci?. Determination of chlorides content. Turbidimetric method
JUS H.B8.432-1983 High-grade fluorspar and acid-grade fluorspar for industrial use. Determination of total phosphorus content. Molybdophosphate photometric method
JUS H.G8.480-1991 Reagents. Orthophosphoric aci?. Determination of permanganate reducing substances content. Volumetric method

Japanese Industrial Standards Committee (JISC), Orthophosphorus is higher than total phosphorus

JIS K 0170-4:2011 Testing methods for water quality by flow analysis -- Part 4: Orthophosphate and total phosphorus
JIS K 0170-4:2019 Testing methods for water quality by flow analysis -- Part 4: Orthophosphate and total phosphorus

KR-KS, Orthophosphorus is higher than total phosphorus

KS I ISO 15681-1-2010 Water quality－Determination of orthophosphate and total phosphorus contents by flow analysis(FIA and CFA)－Part 1：Method by flow injection analysis(FIA)
KS I ISO 15681-2-2010 Water quality－Determination of orthophosphate and total phosphorus contents by flow analysis(FIA and CFA)－Part 2：Method by continuous flow analysis(CFA)
KS I ISO 15681-2014 Water quality — Determination of orthophosphate and total phosphorus contents by flow analysis(FIA and CFA)

Association Francaise de Normalisation, Orthophosphorus is higher than total phosphorus

NF EN ISO 15681-2:2018 Water quality - Determination of orthophosphates and total phosphorus by flow analysis (FIA and CFA) - Part 2: continuous flow analysis (CFA) method
NF EN ISO 15681-1:2005 Water quality - Determination of orthophosphates and total phosphorus by flow analysis (FIA and CFA) - Part 1: flow injection analysis method (FIA)
NF EN 16651:2015 Fertilizers - Determination of N-(n-butyl)triamide of thiophosphoric acid (NBPT) and N-(n-propyl)triamide of thiophosphoric acid (NPPT) - High performance liquid chromatography (HPLC) method
NF T90-083-1*NF EN ISO 15681-1:2005 Water quality - Determination of orthophosphate and total phosphorus by flow analysis (FIA and CFA) - Part 1 : method by flow injection analysis (FIA).
NF T90-083-2:2005 Water quality - Determination of orthophosphate and total phosphorus by flow analysis (FIA and CFA) - Part 2 : method by continuous flow analysis (CFA).
NF T90-083-2*NF EN 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)
NF U42-120*NF EN 16651:2015 Fertilizers - Determination of N-(n-Butyl)thiophosphoric acid triamide (NBPT) and N-(n-Propyl)thiophosphoric acid triamide (NPPT) - Method using high-performance liquid chromatography (HPLC)
NF EN 15688:2008 Fertilizers - Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) by high performance liquid chromatography (HPLC)
NF U42-115*NF EN 15688:2008 Fertilizers - Determination of urease inhibitor N-(n-butyl) thiophosphoric triamide (NBPT) using high-performance liquid chromatography (HPLC)

PL-PKN, Orthophosphorus is higher than total phosphorus

PN C04537-04-1988 Water and waste water Tests for phosphates Determination of dissolved orthophosphates by colorimetric molybdate method with ascorbic acid as reductant
PN-EN 16651-2015-09 P Fertilizers--Determination of N-(n-Butyl)thiophosphoric acid triamide (NBPT) and N-(n-Propyl)thiophosphoric acid triamide (NPPT)--Method using high-performance liquid chromatography (HPLC)
PN C04537-03-1989 Water and waste water Tests for phosphates Determination of dissolved orthophosphates by extractive- -colorimetric method with ammonium molybdate and with ascorbic acid as reductant
PN C04537-02-1989 Water and waste water Determination of dissolved orthophosphates by colorimetric method with stannous chloride as reductant

German Institute for Standardization, Orthophosphorus is higher than total phosphorus

DIN EN ISO 15681-1:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA) (ISO 15681-1:2003); German version EN ISO 15681-1:2004
DIN EN ISO 15681-2:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2003); German version EN ISO 15681-2:2004
DIN EN 16651:2015-07 Fertilizers - Determination of N-(n-Butyl)thiophosphoric acid triamide (NBPT) and N-(n-Propyl)thiophosphoric acid triamide (NPPT) - Method using high-performance liquid chromatography (HPLC); German version EN 16651:2015
DIN EN ISO 15681-2:2019-05 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2018); German version EN ISO 15681-2:2018
DIN EN ISO 15681-1:2005-05 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA) (ISO 15681-1:2003); German version EN ISO 15681-1:2004
DIN EN ISO 15681-2:2019 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2018)
DIN EN ISO 15681-2:2017 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO/DIS 15681-2:2017); German and English version prEN ISO 15681-2:2017
DIN EN 16651:2015 Fertilizers - Determination of N-(n-Butyl)thiophosphoric acid triamide (NBPT) and N-(n-Propyl)thiophosphoric acid triamide (NPPT) - Method using high-performance liquid chromatography (HPLC); German version EN 16651:2015
DIN EN 15688:2008 Fertilizers - Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) using high-performance liquid chromatography (HPLC); English version of DIN EN 15688:2008-11
DIN EN 15688:2008-11 Fertilizers - Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) using high-performance liquid chromatography (HPLC); German version EN 15688:2008

European Committee for Standardization (CEN), Orthophosphorus is higher than total phosphorus

EN 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) (ISO 15681-2:2018)
EN ISO 15681-2:2004 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 15681-1:2004 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA)
EN 15688:2008 Fertilizers - Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) using high-performance liquid chromatography (HPLC)

International Organization for Standardization (ISO), Orthophosphorus is higher than total phosphorus

ISO 15681-1:2003 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA)
ISO 15681-2:2003 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA)
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)
ISO/FDIS 6650:2023 Fertilizers, soil conditioners and beneficial substances — Simultaneous determination of N-(n-Butyl) thiophosphoric triamide and dicyandiamide by high-performance liquid chromatography
ISO 6650:2023 Fertilizers, soil conditioners and beneficial substances — Simultaneous determination of N-(n-Butyl) thiophosphoric triamide and dicyandiamide by high-performance liquid chromatography

Danish Standards Foundation, Orthophosphorus is higher than total phosphorus

DS/EN ISO 15681-1:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA)
DS/EN ISO 15681-2:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA)
DS/ISO 13779-3:2021 Implants for surgery – Hydroxyapatite – Part 3: Chemical analysis and characterization of crystallinity ratio and phase purity – AMENDMENT 1
DS/EN 15688:2008 Fertilizers - Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) using high-performance liquid chromatography (HPLC)

ES-UNE, Orthophosphorus is higher than total phosphorus

UNE-EN 16651:2016 Fertilizers - Determination of N-(n-Butyl)thiophosphoric acid triamide (NBPT) and N-(n-Propyl)thiophosphoric acid triamide (NPPT) - Method using high-performance liquid chromatography (HPLC)
UNE-EN ISO 15681-2:2020 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2018)

GSO, Orthophosphorus is higher than total phosphorus

GSO ISO 15681-2:2013 Water quality – Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) – Part 2: Method by continuous flow analysis (CFA)
GSO ISO 15681-1:2013 Water quality – Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) – Part 1: Method by flow injection analysis (FIA)
OS GSO ISO 15681-2:2013 Water quality – Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) – Part 2: Method by continuous flow analysis (CFA)
BH GSO ISO 15681-1:2016 Water quality – Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) – Part 1: Method by flow injection analysis (FIA)
BH GSO ISO 15681-2:2016 Water quality – Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) – Part 2: Method by continuous flow analysis (CFA)

未注明发布机构, Orthophosphorus is higher than total phosphorus

DIN EN 16651 E:2014-04 Fertilizers - Determination of N-(n-Butyl)thiophosphoric acid triamide (NBPT) and N-(n-Propyl)thiophosphoric acid triamide (NPPT) - Method using high-performance liquid chromatography (HPLC)

Professional Standard - Electron, Orthophosphorus is higher than total phosphorus

SJ 2595-1985 Method for the analysis of trace phosphorous in pure SiC14--Method spectrophotometry

Lithuanian Standards Office , Orthophosphorus is higher than total phosphorus

LST EN ISO 15681-2:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2003)
LST EN ISO 15681-1:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA) (ISO 15681-1:2003)
LST EN 15688-2008 Fertilizers - Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) using high-performance liquid chromatography (HPLC)

AENOR, Orthophosphorus is higher than total phosphorus

UNE-EN ISO 15681-1:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA) (ISO 15681-1:2003)
UNE-EN ISO 15681-2:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2003)
UNE-EN 15688:2009 Fertilizers - Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) using high-performance liquid chromatography (HPLC)

SCC, Orthophosphorus is higher than total phosphorus

NS-EN 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) (ISO 15681-2:2018)

RU-GOST R, Orthophosphorus is higher than total phosphorus

GOST R 51458-1999 Cheese and processed cheese products. Determination of mass percent of total phosphorus. Molecular absorption spectrometric method
GOST R 55229-2012 Food additives. Colorimetric method for total phosphorus mass content determination in raw materials for citric acid production
GOST EN 15688-2016 Fertilizers. Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide using high-perfomance liquid chromatography

Professional Standard - Aviation, Orthophosphorus is higher than total phosphorus

HB 5220.8-1995 Chemical Analysis Methods of Superalloys-N-Butanol-Chloroform Extraction-Absorptiometry for Determination of Phosphorus Content
HB 5220.8-2008 Methods for chemical analysis of superalloys.Part 8: Determination of phosphorus content by n-butyl alcohol-chloroform extraction photometric method