tetraboran disodu dekahydrat 99.0-103.0%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent
Dostawca: VWR Chemicals
|
Niebezpieczeństwo
|
Synonim:
Borax tetra, Sodium tetraborate decahydrate, Sodium Borate decahydrate
27727.231EA
233
PLN
27727.231
27727.297
27727.460
tetraboran disodu dekahydrat 99.0-103.0%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent
tetraboran disodu dekahydrat
Formuła:
Na₂B₄O₇·10H₂O MW: 381.37 g/mol Temp. Wrzenia: 320 Temp. topnienia: 75 Gęstość: 1.73 g/cm³ (20 °C) Temperatura przechowywania: Temperatura otoczenia |
Numer MDL:
MFCD00149193 Numer CAS: 1303-96-4 Numer WE (dawny EINECS): 215-540-4 REACH: 01-2119490790-32 Klasyfikacja Merck : 13,08662 |
Wyniki testów specyfikacyjnych
Assay | 99.0 - 103.0 % |
Appearance of solution | Passes test Ph.Eur. |
CO3 (Carbonate) | Passes test |
Identification A | Passes test Ph.Eur. |
Identification B | Passes test Ph.Eur. |
Identification C | Passes test Ph.Eur. |
pH (20°C; 4 %) | 9.0 - 9.6 |
Heavy metals (as Pb) | Max. 5 ppm |
Insolubility in water | Max. 50 ppm |
Cl (Chloride) | Max. 5 ppm |
NH4 (Ammonium) | Max. 10 ppm |
PO4 (Phosphate) | Max. 10 ppm |
SO4 (Sulphate) | Max. 20 ppm |
As (Arsenic) | Max. 2 ppm |
Ca (Calcium) | Max. 100 ppm |
Fe (Iron) | Max. 5 ppm |
Conforms to Reag. Ph.Eur. | Passes test |
Learn more

About VWR
Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...