Tetrapotassium Pyrophosphate (TKPP)
| Chemical formula | K4P2O7 |
|---|---|
| Chemical name | tetrapotassium diphosphate |
| Molecular weight | 330,31 g/mol |
| K4P2O7 | min 95,0 % |
| P2O5 | 42,0 - 43,7 % |
| Arsenic (As) | max 0,0001 % |
| Lead (Pb) | max 0,0001 % |
| Cadmium (Cd) | max 0,0001 % |
| Mercury (Hg) | max 0,0001 % |
| Fluorides (as F) | max 0,001 % |
| Loss on ignition (550°C; 30') | max 2,0 % |
| Water-insoluble substances | max 0,2 % |
| pH (1% solution) | 10,0 - 10,8 |
| Test for potassium | conforms |
| Test for phosphate | conforms |
| per 100g | ● carbohydrates 0g of which sugars 0g ● fat 0g of which saturates 0g ● sodium 1,5g ● calcium 0,01g |
| Shelf life | 2 years from date of production. |
| Form | Powder |
Colorless crystals or white, highly hygroscopic powder Solubility soluble in water, insoluble in ethanol Bulk density 450 - 700 kg/m3 Designation E 450 (v) EINECS Number 230-785-7
Food industry. Packaging Paper bags with polyethylene liner or multi-layer polyethylene bags of 25 kg, wooden collective pallet, bags of 25 kg in quantities of 40 pieces, shrink-wrapped. Storage In original packaging, in dry, clean and ventilated storage areas suitable for storing food products. In sealed packaging protecting the raw material from contamination and moisture.
