tlenek cynku (II) 99,0, AnalaR NORMAPUR® zA
Dostawca: VWR Chemicals
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Uwaga
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Synonim:
Zinci oxidum, Zinc (II) oxide
29211.298EA
656
PLN
29211.298
29211.460
tlenek cynku (II) 99,0, AnalaR NORMAPUR® zA
Zinc oxide
Formuła:
ZnO MW: 81.39 g/mol Temp. topnienia: 1975 °C Gęstość: 5.61 g/cm³ (25 °C) Temperatura przechowywania: Temperatura otoczenia |
Numer MDL:
MFCD00011300 Numer CAS: 1314-13-2 Numer WE (dawny EINECS): 215-222-5 Jednostka: 3077 ADR: 9 III REACH: 01-2119463881-32 |
Wyniki testów specyfikacyjnych
Assay | Min. 99.0 % |
Insolubility in diluted HCl | Max. 50 ppm |
Not precipitated by (NH4)2S (as SO4) | Max. 0.25 % |
Substances reducing KMnO4 (as O) | Max. 15 ppm |
Cl (Chloride) | Max. 10 ppm |
NO3 (Nitrate) | Max. 20 ppm |
PO4 (Phosphate) | Max. 20 ppm |
SO4 (Sulphate) | Max. 100 ppm |
As (Arsenic) | Max. 1 ppm |
Cu (Copper) | Max. 20 ppm |
Fe (Iron) | Max. 5 ppm |
Mn (Manganese) | Max. 10 ppm |
Pb (Lead) | Max. 50 ppm |
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