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Chemical name:2-hydeoxy tricaboxylic acid monohydrate
Description:coloness or white crystalline powder.
General characteristic: deliquescent in humid air and efflorescent
in dry air
gravity:1.542g/cm3 melting point 70-75'C
Molecular formula C6H8O7.H2O
Molecular weight 210.14 |
| Chemical Structural: |
 |
| Quality specification: |
| Items |
Unit |
BP93 |
GB8269-1998 |
Enterprise standard |
| Description |
--- |
Colorless
or white powder |
Colorless
or white powder |
Colorless
or white powder |
| Identification |
--- |
Pass the test |
Pass the test |
Pass the test |
| Clarity |
--- |
Pass the test |
Pass the test |
Pass the test |
| Content |
% |
99.5-101.0 |
99.5-101.0 |
99.5-101.0 |
| Water |
% |
7.5-9.0 |
7.5-8.8 |
7.5-8.5 |
| Barium |
--- |
Pass the test |
Pass the test |
Pass the test |
| Calcium |
PPM |
＋200 |
＋200 |
＋200 |
| Iron |
PPM |
＋50 |
＋10 |
＋10 |
| As |
PPM |
--- |
＋1 |
＋1 |
| Heavy metals |
PPM |
＋10 |
＋5 |
＋1 |
| Oxalate |
PPM |
＋350 |
＋100 |
＋20 |
| Chloride |
PPM |
＋50 |
＋50 |
＋50 |
| Sulphate |
PPM |
＋150 |
＋150 |
＋30 |
| Readily carbomzable substances |
--- |
Pass the test |
Pass the test |
Pass the test |
| Sulphate Ash |
% |
＋0.1 |
＋0.1 |
＋0.05 |
| Bacteria endotoxic |
--- |
--- |
--- |
Pass the test |
Application
Citric acid is mainfy used as an acidulant,flavorant and preserative
in foods and beverage,it is also used as an antioxdant, plssticizer
and detergenl builder.
Packing and storage in net 25kg kraft paper bags ,or referenced
Dackage,kept in airtighted , dry and cool place
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