thiosíran sodný pentahydrát 99-101, Puriss., meetSpec_BP,Ph.Eur.,USP, Fluka™
Dodavatel: Honeywell Chemicals
13479-5KG
13479-500G
13479-2.5KG
13479-4X2.5KG
13479-5KGEA
5060
CZK
13479-5KG
13479-500G
13479-2.5KG
HONC13479-4X2.5KG
thiosíran sodný pentahydrát 99-101, Puriss., meetSpec_BP,Ph.Eur.,USP, Fluka™
thiosíran sodný pentahydrát
Vzorec:
Na₂S₂O₃.5H₂O MW: 248.19 Bod varu: Dec. (on heating) Bod tání: 48 °C (rozkl.) Hustota: 1.73 g/cm³ (20 °C) Storage Temperature: Room Temperature |
MDL Number:
MFCD00149186 CAS číslo: 10102-17-7 EINECS: 231-867-5 Merck Index: 12,08844 |
Výsledky specifikačního testu
Identity | complying |
Assay | 99.0 - 101.0 % |
Assay (calculated on the anhydrous basis) | 99.0 - 100.5 % |
Loss on drying (vacuum, 16 h) | 32.0 - 37.0 % |
pH (10 %, 20°C) | 6.0 - 9.0 |
Arsenic (As) | Max. 0.0003 % |
Calcium (Ca) | Max. 0.005 % |
Iron (Fe) | Max. 0.001 % |
Heavy metals (as Pb) | Max. 0.0005 % |
Chloride (Cl) | Max. 0.05 % |
Sulfate and sulfite (as SO₄) | Max. 0.2 % |
Sulfide (S) | complying |
Appearance of the solution | complying |
Residual solvents | complying |
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