tetra-Sodio pirofosfato decahidrato, EssentQ®, Reag. Ph Eur
| Packaging | Reference | Stock | My Price |
|---|---|---|---|
| x 500 g :: Plastic bottle | SO05830500 | In stock  |
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Other Packaging
| Packaging | Reference | Stock | My Price |
|---|---|---|---|
| x 5 kg :: Plastic container | SO0583005P | Buy | |
| x 1 kg :: Plastic bottle | SO05831000 | Buy |
- Synonyms: Tetrasodium pyrophosphate, TSPP - Na4P2O7·10H2O - M = 446,06 g/mol - CAS [13472-36-1] - EINECS-No.: 231-767-1 - Solub. in water: (20 ºC): ~ 60 g/l - Melting point: ~ 79,5 ºC - Boiling point: 93,8 ºC - LD 50 (oral, rat): 4000 mg/kg (anhydrous substance) - Tariff number: 2835 39 00 00 - Applications: analytical chemistry, laboratory reagent, in food industry (E 450), emulsifier, stabilizer, humectant. SPECIFICATIONS assay (acidimetric): min. 99 % insoluble in water: max. 0,025 % pH (5 %, H2O): 9,5 - 10,8 chlorides (Cl): max. 0,01 % nitrates (NO3): max. 0,01 % ortho-phosphates (PO4): max. 0,05 % sulfates (SO4): max. 0,05 % arsenic (As): max. 3 ppm calcium (Ca): max. 0,05 % copper (Cu): max. 0,003 % iron (Fe): max. 0,003 % lead (Pb): max. 0,003 % magnesium (Mg): max. 0,05 % nickel (Ni): max. 0,003 % Residual solvents are analysed according to guideline CPMP/ICH/283/95.
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