Tetraboritan dvojsodný dekahydrát ≥99.5%, Puriss. p.a. ACS, ISO buffer substance, Fluka™
Dodavatel: Honeywell Chemicals
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Nebezpečí
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31457-1KG
31457-500G
31457-5KG
31457-1KGEA
2140
CZK
31457-1KG
31457-500G
31457-5KG
Tetraboritan dvojsodný dekahydrát ≥99.5%, Puriss. p.a. ACS, ISO buffer substance, Fluka™
Tetraboritan dvojsodný dekahydrát
Vzorec:
Na₂B₄O₇·10H₂O Bod varu: 320 °C (1013 hPa) Bod tání: 742 °C,anhydrous substance.>= 62 °C.Elimination of water of crystallisation Hustota: 1,7 g/cm³ Storage Temperature: Ambient |
MDL Number:
MFCD00149193 CAS číslo: 1303-96-4 EINECS: 215-540-4 REACH: 01-2119490790-32 Merck Index: 13,08662 |
Výsledky specifikačního testu
Assay | 99.5 - 105.0 % |
Water insoluble matter | Max. 0.001 % |
pH (5 %, 20°C) | 9.0 - 9.6 |
pH (0.01 m, 25°C) | 9.15 - 9.20 |
Arsenic (As) | Max. 0.0001 % |
Calcium (Ca) | Max. 0.005 % |
Copper (Cu) | Max. 0.0005 % |
Iron (Fe) | Max. 0.0005 % |
Lead (Pb) | Max. 0.0005 % |
Heavy metals (as Pb) | Max. 0.001 % |
Chloride (Cl) | Max. 0.001 % |
Phosphate (PO₄) | Max. 0.001 % |
Sulfate (SO₄) | Max. 0.005 % |
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