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| Foodstuff
additives series |
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| Calcium iodate |
Molecular formula : |
Ca(IO3)2¡¤H2O |
| Molecular weight :407.9 |
Property : White crystal or crystalline powder,
soluble in nitric acid and hydrochloric acid and decomposes.
Slightly soluble in water, insoluble in ethyl alcohol. |
| Specification :FCC IV |
Content : Ca(IO3)2¡¤H2O
100¡À1 % Arsenic : (As)¡Ü3ppm Heavy metals : (as Pb)¡Ü10ppm |
| Use: foodstuff additive, forage additive |
| Potassium iodate |
Molecular formula : |
KIO3 |
| Molecular weight :214.0 |
Property : Colorless or white crystalline powder,
soluble in water and dilute sulfuric acid , insoluble in ethyl
alcohol. pH 5-8 (5% water solution) |
| Specification :FCC IV |
Content : (on dry basis) 99.0%-101.0% Heavy metals
: (as pb) ¡Ü10 ppm Arsenic : (As) ¡Ü3 ppm Chlorate test : passed
(approximately ¡Ü0.01%) Iodide test : passed (approximately ¡Ü0.002%)
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| Use : Foodstuff additive |
| Sodium nitrite |
Molecular formula : |
NaNO2 |
| Molecular weight :69.00 |
Property : White or pale yellow crystal, soluble
in water, slightly soluble in alcohol and ether |
| Specification : GB1907-92 |
Content : (on dry basis) 99.0% Moisture : ¡Ü1.8%
Water insoluble :¡Ü0.05% Chloride : (as NaCl) ¡Ü0.10% Arsenic
: (As) ¡Ü0.0002% Heavy metals : (as Pb) ¡Ü0.002% Clarity : passed
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| Use : Foodstuff additive |
| Potassium sulfate |
Molecular formula : |
K2SO4 |
| Molecular weight : 174.25 |
Property : Colorless or white crystalline powder,
soluble in water, insoluble in ethyl alcohol |
| Specification : |
Content : ¡Ý99% Water insoluble : ¡Ü0.01% Arsenic
(As) ¡Ü0.0005% Heavy metals : (as Pb) ¡Ü0.005% Iron : (Fe) ¡Ü0.0005%
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| Use : Specialized in use for Aminoglucose sulfate
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| Potassium dihydrogen phosphate |
Molecular formula : |
KH2PO4 |
| Molecular weight : 136.09 |
Property : Colorless crude crystal or crystalline
powder. Easily soluble in water, insoluble in alcohol. |
| Specification : FCC IV |
Content : (KH2PO4)
¡Ý98% Water insoluble : ¡Ü0.2% Chloride : (Cl) 0.0005% Loss on
drying : ¡Ü1.0% Heavy metals : (as Pb) ¡Ü0.0003% Lead : (Pb) ¡Ü0.00015%
Arsenic : (As) ¡Ü0.001% Flouride: (F) ¡Ü0.001% |
| Use : Foodstuff additive |
| Trisodium citrate |
Molecular formula : |
C6H5Na3O7¡¤2H2O |
| Molecular weight : 294.10 |
Property : White crystal or powder, efflorescent
in air, insoluble in alcohol |
| IVSpecification : FCC IV |
Content : (on dry basis) 99-100.5% Water content
: 10.0-13.0% Heavy metals : (as Pb) ¡Ü0.001% Acidity and alkalinity
: passed |
| Use : Foodstuff additive |
| Sodium selenite, anhydrous |
Molecular formula : |
Na2SeO3 |
| Molecular weight : 172.94 |
Property : White crystal or crystalline powder,
soluble in water, insoluble in alcohol |
| Specification :FCC IV |
Content : (on dry basis) ¡Ý98.0% Clarity : passed
Nitrate : ¡Ü0.01% Chloride : (Cl) ¡Ü0.01% Carbonate : passed Heavy
metals : (as Pb) 0.002% Selenium salts and sulfate : passed
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| Use : Foodstuff additive and medical health-care
product intermediate |
| Bismuth subnitrate |
Molecular formula : |
4BiNO3(OH)2Bio(OH) |
| Molecular weight : 146.99 |
Property : White powder, soluble in acids, insoluble
in water and alcohol |
| Specification : |
Content : (as Bi2O3)
79.0-82.0% Heavy metals : (as Pb) ¡Ü0.05% Arsenic : (As) ¡Ü0.0005%
Insoluble in nitric acid : ¡Ü0.005% |
| Use : Medical health-care product, cosmetics additive
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| Bismuth subcarbonate |
Molecular formula : |
2(BiO)2.Co3¡¤H2O |
| Molecular weight : 1037.95 |
Property : White or pale yellow powder, turned
dark brown under light, soluble in nitric acid, hydrochloric
acid and conc. ethyl alcohol, insoluble in water. |
| Specification :FCC IV |
Content : (as Bi2O3)
¡Ý90% Heavy metals : (as Pb) ¡Ü0.02% Arsenic : (As) ¡Ü0.0005% Insoluble
in nitric acid : ¡Ü0.005% |
| Use : pharmaceutical intermediate |
| Sodium benzoate |
Molecular formula : |
C7H5NO2 |
| Molecular weight : 144.11 |
Property : White granule or crystalline powder,
soluble in water, the water solution is slightly alkaline |
| Specification : GB 1902-94 |
Content : ¡Ý99% Heavy metals : (as Pb) ¡Ü0.001%
Arsenic : (As) 0.0005% Acidity and alkalinity : passed Solubility
: passed Chloride : ¡Ü0.1% Sulfate : ¡Ü0.02% |
| Use : Mildew preventive in foodstuff additive
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| Sodium pyrophosphate, anhydrous |
Molecular formula : |
Na4P2O7 |
| Molecular weight : 265.90 |
Property : White powder, soluble in water, insoluble
in ethyl alcohol, pH value of 1% water solution is 10.2 |
| Specification : GB 8848-88 |
Content : ¡Ý96.5% Water insoluble : ¡Ü0.2% Heavy
metals : (as Pb) ¡Ü0.001% Arsenic : (As) ¡Ü0.0003% Phosphate :
passed Loss on ignition : ¡Ü0.5% Fluoride : (as F) ¡Ü0.005% pH
value : (1% water solution) 9.9-10.7 |
| Use : Foodstuff additive 12. |
| Sodium polymetaphosphate |
Molecular formula : |
(NaPO3)n |
| |
Property :Colorless transparent glass-like lump,
flake or powder, moisture-retentive, soluble in water, solution
is alkaline |
| Specification : FCC IV |
Content : (as P2O5)
60.0-71.0% Heavy metals : (as Pb) 0.001% Water insoluble : ¡Ü0.1%
Arsenic : (As) ¡Ü0.0003% Fluoride: (F) ¡Ü0.005% |
| Use : Foodstuff additive |
| Sodium tri-polyphosphate |
Molecular formula : |
Na5P3O7 |
| Molecular weight : 367.86 |
Property : White powder, soluble in water, boiling
in acid solution to hydrolyze to phosphoric acid |
| Specification : FCC IV |
Content : (as Na5P3O7)
¡Ý85% Water insoluble : ¡Ü0.1% Heavy metals : (as Pb) ¡Ü0.001%
Arsenic : (As) ¡Ü0.0003% Lead : (Pb) ¡Ü0.0005% Fluoride : (F)
¡Ü0.005% |
| Use : Foodstuff additive |
| Sodium dihydrogen phosphate |
Molecular formula : |
NaH2PO4¡¤2H2O |
| Molecular weight : 156.01 |
Property : White crystal or crystalline powder,
soluble in water, nearly insoluble in ethyl alcohol, water solution
is acidic. |
| Specification : FCC IV |
Content : 98.0-103.0% Insoluble in water : ¡Ü0.2%
Heavy metals : (as Pb) ¡Ü0.001% Arsenic : (As) ¡Ü0.0003% Fluoride
: (F) ¡Ü0.005% Loss on drying : 20.0-25.0% |
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