Sigma-Aldrich 12249 Potassium chromate puriss., ≥99% 500 gr
Kategori
Marka
Stok Kodu
LB.SA.12249-500G
Kısa Bilgi
Linear Formula: K2CrO4 CAS Number: 7789-00-6 Molecular Weight: 194.19 EC Number: 232-140-5 MDL number: MFCD00011368 PubChem Substance ID: 329749664 NACRES: NA.55
Bilgi
CAS Number: 7789-00-6
| Sigma-Aldrich 12249 Potassium chromate puriss., ≥99% |
| Linear Formula: K2CrO4 CAS Number: 7789-00-6 Molecular Weight: 194.19 EC Number: 232-140-5 MDL number: MFCD00011368 PubChem Substance ID: 329749664 NACRES: NA.55 |
|
PROPERTIES
vapor density 6.7 (vs air)
Quality Level 100 grade puriss. Assay ≥99% form powder or crystals loss ≤0.5% loss on drying, 105 °C pH 8.5-10.0 (20 °C, 5%) mp 971 °C (lit.) anion traces chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤200 mg/kg cation traces Ca: ≤50 mg/kg SMILES string [K+].[K+].[O-][Cr]([O-])(=O)=O InChI 1S/Cr.2K.4O/q;2*+1;;;2*-1 InChI key XMXNVYPJWBTAHN-UHFFFAOYSA-N |
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