HG/T 4691-2014
GB/T 30906-2014
Determination of sodium tripolyphosphate content of sodium tripolyphosphate―Ion chromatography
DB53/T 473-2013
SN/T 4590-2016
Determination of sodium pyrophosphate,sodium tripolyphosphate and sodium trimetaphosphate in aquatic products for export-Ion chromatography
QB/T 1036-1991
GB/T 9984.11-2004
Sodium tripolyphosphate for industrial use-Determination of I type content
QB/T 1035.2-1991
DB44/T 645-2009
DB37/T 343-2003
GB/T 9984.11-1988
Sodium tripolyphosphate for industrial use--Determination of I type content
GB/T 9984.2-2004
Sodium tripolyphosphate for industrial use-Determination of total phosphorus(v)oxide content-Quinoline phosphomolybdate gravimetric method
T/CHTS 10093-2023
GB/T 9984.6-2004
Sodium tripolyphosphate for industrial use—-Determination of iron content—-2,2'-bipyridyl spectrophotometric method
GB/T 9984.2-1988
Sodium tripolyphosphats for industrial use--Determination of total phosphorus pentoxide content--Quinoline phosphomolybdate gravimetric method
QB/T 1035.3-1991
QB/T 1035.4-1991
KS M ISO 3357-2017(2022)
Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method
GB/T 9984.6-1988
Determination of iron content in industrial sodium tripolyphosphate--2,2'-Bipyridyl spectrophotometric method
EN 1208:2005
KS M ISO 3357-2017
Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method