di-Sodium tetraborate decahydrate 99.0-103.0% Ph. Eur.
Supplier: VWR Chemicals
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Danger
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Synonyms:
Borax tetra, Sodium tetraborate decahydrate, Sodium Borate decahydrate
VWRC83555.290EA
56.7
SGD
VWRC83555.290
VWRC83555.460
di-Sodium tetraborate decahydrate 99.0-103.0% Ph. Eur.
di-Sodium tetraborate decahydrate
Formula:
Na₂B₄O₇·10H₂O MW: 381,37 g/mol Boiling Pt: 320 °C (1013 hPa) Melting Pt: 75 °C Density: 1,73 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00149193 CAS Number: 1303-96-4 EINECS: 215-540-4 REACH: 01-2119490790-32 Merck Index: 13,08662 |
Specification Test Results
Assay | 99.0 - 103.0 % |
Appearance | Conforms (see CoA/CoS) |
Identification A | Passes test |
Identification B | Passes test |
Identification (Na) | Passes test |
Appearance of solution | Passes test |
pH (4 %) | 9.0 - 9.6 |
SO4 (Sulphate) | ≤ 50 ppm |
NH4 (Ammonium) | ≤ 10 ppm |
Ca (Calcium) | ≤ 100 ppm |
Heavy metals (as Pb) | ≤ 25 ppm |
Residual solvents | Passes test |
As (Arsenic) | ≤ 5 ppm |
Cd (Cadmium) | ≤ 1 ppm |
Co (Cobalt) | ≤ 1 ppm |
Hg (Mercury) | ≤ 2 ppm |
Ni (Nickel) | ≤ 1 ppm |
Pb (Lead) | ≤ 2 ppm |
V (Vanadium) | ≤ 1 ppm |
Conforms to Ph.Eur. | Passes test |
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