GB/T 9984.2-2004
Sodium tripolyphosphate for industrial use-Determination of total phosphorus(v)oxide content-Quinoline phosphomolybdate gravimetric method (English Version)
- Standard No.
- GB/T 9984.2-2004
- Language
- Chinese, Available in English version
- Release Date
- 2004
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2008-12
- Replace By
- GB/T 9984-2008
- Latest
- GB/T 9984-2008
- Scope
- This standard specifies the quinoline phosphomolybdate gravimetric method for the determination of total phosphorus pentoxide content in sodium tripolyphosphate (pentasodium triphosphate) for industrial use. This standard is also applicable to the determination of total phosphorus pentoxide content in sodium pyrophosphate (tetrasodium diphosphate).
GB/T 9984.2-2004 history
- 2008 GB/T 9984-2008 Test methods for industrial sodium tripolyphosphate
- 2004 GB/T 9984.2-2004 Sodium tripolyphosphate for industrial use-Determination of total phosphorus(v)oxide content-Quinoline phosphomolybdate gravimetric method
- 1988 GB/T 9984.2-1988 Sodium tripolyphosphate for industrial use--Determination of total phosphorus pentoxide content--Quinoline phosphomolybdate qravimetric method
GB/T 9984.2-2004 -All Parts
GB/T 9984.1-2004 The measurement of whiteness for industrial sodium tripolyphosphate
GB/T 9984.10-2004 Sodium tripolyphosphate for industrial use (including foodstuffs)-Determination of oxides of nitrogen content-3,4-Xylenol spectrophotometric method
GB/T 9984.11-2004 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
GB/T 9984.3-2004 Sodium tripolyphosphate for industrial use-Separation by ion exchange chromatography and determination of the different phosphate forms
GB/T 9984.4-2004 Sodium tripolyphosphate for industrial use-Determination of matter insoluble in water
GB/T 9984.5-2004 Sodium tripolyphosphate and Sodium pyrophosphate for industrial use-Determination of loss on ignition
GB/T 9984.6-2004 Sodium tripolyphosphate for industrial use---Determination of iron content---2,2'-bipyridyl spectrophotometric method
GB/T 9984.7-2004 Sodium tripolyphosphate for industrial use-Measurement of pH-Potentiometric method
GB/T 9984.8-2004 Sodium tripolyphosphate for industrial use-Determination of particle size
GB/T 9984.9-2004 Industrial sodium tripolyphosphate-Determination of apparent density-Method by measuring the mass of a given volume