1 Scope
This standard is applicable to the sodium dihydrogen phosphate of food additive which is prepared through reaction of furnace-process phosphoric acid and ion membrane of sodium hydroxide or sodium carbonate.
2 Normative References
The following referenced documents are indispensable for the application of this standard. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
3 Molecular Formula and Molecular Weight
3.1 Molecular formula
NaH2PO4•nH2O (n=0, n=1, n=2)
3.2 Molecular weight
119.98 (n=0) (As per 2007 international relative atomic mass)
4 Technical Requirements
4.1 Sensory requirements: as specified in Table1.
Table 1 Sensory Requirements
Contents
Foreword i
1 Scope
2 Normative References
3 Molecular Formula and Molecular Weight
4 Technical Requirements
Annex A (Normative) Inspection Methods
1 Scope
This standard is applicable to the sodium dihydrogen phosphate of food additive which is prepared through reaction of furnace-process phosphoric acid and ion membrane of sodium hydroxide or sodium carbonate.
2 Normative References
The following referenced documents are indispensable for the application of this standard. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
3 Molecular Formula and Molecular Weight
3.1 Molecular formula
NaH2PO4•nH2O (n=0, n=1, n=2)
3.2 Molecular weight
119.98 (n=0) (As per 2007 international relative atomic mass)
4 Technical Requirements
4.1 Sensory requirements: as specified in Table1.
Table 1 Sensory Requirements
Contents of GB 25564-2010
Contents
Foreword i
1 Scope
2 Normative References
3 Molecular Formula and Molecular Weight
4 Technical Requirements
Annex A (Normative) Inspection Methods
