ortho-Borsäure 99,8-100,5%, kristallisiert, AnalaR NORMAPUR® analytisches Reagens
Lieferant: VWR Chemicals
|
Gefahr
|
Synonyme:
Borsäure
, Borhydroxid
20185.297EA
70.2
EUR
20185.297
20185.460
20185.360
20185.260
ortho-Borsäure 99,8-100,5%, kristallisiert, AnalaR NORMAPUR® analytisches Reagens
ortho-Borsäure
Formel:
B(OH)₃ Molecular Weight: 61,83 g/mol Siedepunkt: 185 °C (1013 hPa) Schmelzpunkt: 160 °C Dichte: 1,44 g/cm³ (25 °C) Lagertemperatur: Raumtemperatur |
MDL:
MFCD00011337 CAS-Nummer: 10043-35-3 EINECS: 233-139-2 REACH: 01-2119486683-25 Merck Index: 13,01326 |
Spezifikation Testergebnisse
Assay | 99.8 - 100.5 % |
Organic impurities | Passes test |
Solution in water | Passes test |
Heavy metals (as Pb) | Max. 5 ppm |
Insolubility in methanol | Max. 50 ppm |
Insolubility in water | Max. 50 ppm |
Non-esterifiable impurities | Max. 0.1 % |
Non-volatile with methanol/HCl | Max. 0.05 % |
NH4 (Ammonium) | Max. 20 ppm |
Cl (Chloride) | Max. 3 ppm |
PO4 (Phosphate) | Max. 5 ppm |
SO4 (Sulphate) | Max. 5 ppm |
As (Arsenic) | Max. 0.5 ppm |
Ca (Calcium) | Max. 20 ppm |
Cu (Copper) | Max. 2 ppm |
Fe (Iron) | Max. 1 ppm |
Mg (Magnesium) | Max. 5 ppm |
Pb (Lead) | Max. 5 ppm |
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