HG/T 3591-2023
HG/T 3591-2009
GB 1886.340-2021
HG/T 3591-1999
Potassium pyrophosphate for electroplating use
GB 25562-2010
SN/T 4590-2016
Determination of sodium pyrophosphate,sodium tripolyphosphate and sodium trimetaphosphate in aquatic products for export-Ion chromatography
HB 5422.31-1989
UNE-EN 1207:2006
Chemicals used for treatment of water intended for human consumption - Tetrapotassium pyrophosphate
BS EN 1207:2005
Chemicals used for treatment of water intended for human consumption. Tetrapotassium pyrophosphate
EN 1207:2005
DIN EN 1207
Chemicals used for treatment of water intended for human consumption - Tetrapotassium pyrophosphate
USP f100511
Potassium Pyrophosphate
USP F100511
Potassium Pyrophosphate
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
KS M ISO 3357-2017
Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method
BS EN 1207:1998
Chemicals used for treatment of water intended for human consumption. Tetrapotassium pyrophosphate
BS 4427-13:1982
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use-Condensed phosphates for industrial use (including foodstuffs) - determination of calcium content - flame atomic absorption spectrometric method
BS 4427-15:1982
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use-Condensed phosphates for industrial use (including foodstuffs) - determination of oxides of nitrogen content - 3,4-xylenol spectrophotometric method
BS 4427-10:1976
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use-Determination of total phosphorus (V) oxide content: quinoline phosphomolybdate gravimetric method
BS 4427-12:1979
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use-Condensed phosphates for industrial use (including foodstuffs). Determination of arsenic content. Silver diethyldithiocarbamate photometric method