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1.Commodity: citric acid anhydrous and citric acid monohydrate
2.Analysed in line with: BP98 &BP93
1.Commodity: citric acid anhydrous
2.Analysed in line with: BP98 (10-30 mesh and 30-100 mesh)
3.CAS no: 77-92-9
Molecular Weight: 210.14
Chemical Formula: H3C6H5O7.H2O
Specification of citric acid anhydrous and monohydrate
Item |
UNIT | Standard Data |
Actual data |
Citrate identification |
---- |
Meet test |
Meet test |
Clarity & color of solution |
---- |
Meet test |
Meet test |
Assay |
% |
99.5--101.0 |
99.72 |
Insolubles |
---- |
Meet test |
Meet test |
Heavy metals |
PPM |
≤5 |
3 |
Oxalate |
PPM |
≤100 |
40 |
Calcium |
PPM |
≤200 |
25 |
Heavy metal |
PPM |
≤5 |
3 |
Iron (fe) |
PPM |
≤50 |
15 |
Chloride (cl) | PPM |
≤50 |
25 |
Pb | PPM |
≤0.5 |
0.5 |
Mercury | PPM |
≤1.0 |
0.5 |
Humidity | % |
≤1.0 |
0.2514 |
Lead | PPM |
≤1.0 |
≤0.5 |
Arsenic | PPM |
≤1.0 |
≤0.5 |
Aluminium | PPM |
≤0.2 |
≤0.1 |
Sulphate | PPM |
≤150 |
5 |
Carbonizables | ---- |
Meet test |
Meet test |
Vitriol ash | % |
≤0.1 |
0.0257 |
Bacteria endotoxin | EU/MG |
≤0.5 |
0.5 |
Item |
Unit |
Standard |
Actual data |
|
|
Data |
|||||
Description |
---- |
Colourless |
As standard |
|
|
Crystal |
|||||
Solubility |
---- |
Pass test |
Pass test |
|
|
Clarity & color of solution |
---- |
Pass test |
Pass test |
|
|
Content |
% |
99.5--101.0 |
99. 75 |
||
Sulphate |
Ppm |
≤150 |
150 |
||
Oxalate |
Ppm |
≤100 |
100 |
||
Heavy metal |
Ppm |
≤10 |
5 |
||
Barium |
---- |
Pass test |
Pass test |
||
Calcium |
Ppm |
≤200 |
200 |
||
Iron |
Ppm |
≤50 |
10 |
||
Chloride |
Ppm |
≤50 |
30 |
||
Sulphated ash |
% |
≤0.1 |
0.04 |
|
|
Water |
% |
7.5-9.0 |
8.43 |
|
|
Readily carbonisable |
Not darker than the standard |
Not darker than the standard |
Pass test |
|
|
Substances |
|||||
Lead |
Ppm |
≤1 |
≤1 |
||
As |
Ppm |
≤1 |
≤0.05 |
||
Mercury |
Ppm |
≤1 |
1 |
||
Aluminum |
Ppm |
≤0.2 |
≤0.2 |
||
Bacteria endotoxic |
Iu/mg |
≤0.5 |
≤0.5 |
||
SUMMING-UP |
PASS BP98 |
Packing in 25 kg net kraft paper bag
Handling and Storage
Keep in a tightly closed container, stored in a cool, dry, ventilated area. Protect against physical damage. Containers of this material may be hazardous when empty since they retain product residues (dust, solids); observe all warnings and precautions listed for the product.
CAS No.: 77-92-9 | Place of Origin: Shaanxi China (Mainland) | Type: Acidity Regulators |
Brand Name: TIGER | Purity: 99.9% |