Specification
|
Concerning Product: |
| Article number | 298146LPEL |
| Trade name / designation / denomination | Kaliumhydrogencarbonat |
| CAS number | 298-14-6 |
| Other names / synonyms | •Kalium Bicarbonat E 501;
•Potassium bicarbonate;
•potassium hydrogen carbonate;
•potassium hydrogencarbonate; |
| EC number | 206-059-0 |
| Customs tariff number / CN code / TARIC | 28364000 |
| Molecular weight [g / mol] | 100,12 |
| Formula | KHCO3
CHKO3 |
| Parameter |
Specification |
Unit |
Organoleptic test |
| Appearance of solution |
clear and colourless |
| Appearance |
white crystalline powder |
Physical parameter |
| Density |
~ 2,17* |
g/ml |
| Substances insoluble |
in H2O: ≤ 50 |
ppm |
| Loss on drying |
≤ 0,2 |
% |
| pH value |
8,0 – 8,6 |
|
| Bulk density |
gestampft / tamped: 1140 – 1250 |
g/ml |
| Bulk density |
lose / loose: 990 – 1120 |
g/ml |
| Solubility |
@ 20°C: ~ 25%* |
|
| Solubility |
@ 60°C: ~ 40%* |
|
| Solubility |
in water free soluble, almost insoluble in Ethanol |
Identity |
| Assay |
KHCO3: 99,5 – 101,0 |
% |
| Identification |
complies |
|
Impurities |
| Heavy Metals (as Pb) |
≤ 3 |
ppm |
| Sulphates (SO4) |
≤ 20 |
ppm |
| Impurity |
CO3: conforms |
| Impurity |
K2CO3: ≤ 2,5 |
% |
| Impurity |
NH4: ≤ 20 |
ppm |
Elemental Impurities |
| Arsenic (As) |
≤ 1 |
ppm |
| Calcium (Ca) |
≤ 20 |
ppm |
| Chlorides (Cl) |
≤ 10 |
ppm |
| Iron (Fe) |
≤ 10 |
ppm |
| Mercury (Hg) |
≤ 1 |
ppm |
| Sodium (Na) |
≤ 0,025 |
% |
Annotation:
* only available as a typical value
Supplemental information:
Complies with monographie:
EP, FCC, E 501(ii)
Chemische Werke Hommel GmbH & Co.KG
This document was generated electronically and is valid without signature.
|
Waltrop, 27. Jul. 2021
|
We only confirm that we took over the data from our supplier
accordingly. Despite careful working, errors in the
takeover are not totally excluded. Some or all parts off the
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these data do not originate from us and have not been tested by
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