Kieselguhr Reag. Ph. Eur., GR for analysis, purified and calcined , pH 10 (100 g/l, H₂O, 20 °C), Supelco®
Leverandør: Merck
Ratings:
Ingen bedømmelse
Samlet vurdering
Gennemsntilig vurdering
|
Farlig
|
Synonymer:
Diatomaceous silica, Diatomaceous earth, Siliceous earth, Infusorial earth, Diatomite, Celite
M-Clarity™ quality level = MQ100
1.07910.0250
1.07910.1000
1.07910.9025
1.07910.0250EA
463
DKK
1.07910.0250
1.07910.1000
1.07910.9025
Kieselguhr Reag. Ph. Eur., GR for analysis, purified and calcined , pH 10 (100 g/l, H₂O, 20 °C), Supelco®
Kieselguhr
Formel:
O₂Si Molekylvægt: 60.08 g/mol Kogepunkt: 2230 Smeltepunkt: >450 °C Massefylde: 2.36 g/cm³ (20 °C) Opbevaringstemperatur: Stue temperatur |
MDL Number:
MFCD00132803 CAS-nummer: 68855-54-9 EINECS: 272-489-0 |
Specifikationer Testresultater
Identity | passes test |
Substances soluble in hydrochloric acid | ≤ 1.0 % |
pH-value (10 %; water) | 44809 |
Chloride (Cl) | ≤ 0.01 % |
Sulphate (SO₄) | ≤ 0.02 % |
Fe (Iron) | ≤ 0.05 % |
Heavy metals (as Pb) | ≤ 0.01 % |
Loss on ignition (980 °C) | ≤ 0.2 % |
Particle size (< 0.1 mm) | about 98 |
Bulk density | about 20 |
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