| PRODUCT SPECIFICATIONS |
|
|
| Sodium Metabisulphite (Food Quality)-E223 |
|
ANALYTICAL METHOD (Food Quality)-E223 |
| Appearance |
White or pale yellow clear, crystalline with and odorof sulfur dioxide
|
Visual |
| Concentration (Na2S2O5) |
min. % 98 (m/m) |
Titrimetric |
| SO2 content |
min. % 66,02 (m/m) |
(With Calculation) |
| Na2SO3 content |
max. % 1,5 (m/m) |
Titrimetric |
| Na2S2O3 content |
max. % 0,02 (m/m) |
Turbidimetric |
| Na2SO4 content |
max. % 2 (m/m) |
Turbidimetric |
| Iron (Fe) content |
max. 5 ppm |
Colorimetric |
| Heavy Metals |
|
|
(Fe excluded, Pb content)
|
max. 10 ppm |
Kolorimetric |
| Chloride (Cl) content |
max. % 0.02 (m/m) |
Titrimetric |
| Arsenic (As) content |
max. 0.5 ppm |
AAS |
| Lead (Pb) content |
max. 0.5 ppm |
AAS |
| Cadmium (Cd) content |
max. 50 ppb |
AAS |
| Selenium (Se) content |
max. 0.5 ppm |
AAS |
| Insolubility |
|
Gravimetric |
pH (10% solution)
|
4-5,5 |
pHmeter |
| Mercury (Hg) content |
max. 0.1 ppm |
AAS |
| PRODUCTION METHOD |
Continue |
|
| RAW MATERIAL CONTENT |
Sulfur, Sodium Carbonate, Sodium Hydroxide |
|
| PACKAGING |
Delivered in 25 kg polyethylene bags, resistant to moisture and physical damage or in 900 – 1000 kg polypropylenebig-bags with polyethylene liners. |