Sigma Aldrich 217565 Barium chloride dihydrate ACS reagent, ≥99% 2.5 kg
Kategori
Marka
Stok Kodu
LB.SA.217565-2.5KG
Kısa Bilgi
Empirical Formula (Hill Notation): BaCl2 · 2H2O CAS Number: 10326-27-9 Molecular Weight: 244.26 EC Number: 233-788-1 MDL number: MFCD00149154 PubChem Substance ID: 329752201 NACRES: NB.24
| Sigma Aldrich 217565 Barium chloride dihydrate ACS reagent, ≥99% 2.5 kg |
| Empirical Formula (Hill Notation): BaCl2 · 2H2O CAS Number: 10326-27-9 Molecular Weight: 244.26 EC Number: 233-788-1 MDL number: MFCD00149154 PubChem Substance ID: 329752201 NACRES: NB.24 |
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PROPERTIES
grade ACS reagent Quality
Level 200 Assay ≥99% form powder, crystals or chunks impurities ≤0.005% insolubles ≤0.005% oxidizers loss 14.0-16.0% loss on drying pH 5.2-8.2 (25 °C, 5%) cation traces Ca: ≤0.05% Fe: ≤2 ppm K: ≤0.0025% Na: ≤0.005% Sr: ≤0.1% heavy metals: ≤5 ppm (by ICP-OES) SMILES string O.O.Cl[Ba]Cl InChI 1S/Ba.2ClH.2H2O/h;2*1H;2*1H2/q+2;;;;/p-2 InChI key PWHCIQQGOQTFAE-UHFFFAOYSA-L DESCRIPTION Application Barium chloride dihydrate has been used: in patch-clamp electrophysiological studies to block subthreshold-activated potassium channels[1] as an inward rectifier potassium (Kir) channel blocker to study the role of the channel by measuring the microglial membrane currents in response to voltage ramp stimuli after ATP injection[2] to prepare the stock solution to make artificial cerebrospinal fluid (aCSF)[3] Biochem/physiol Actions Barium chloride is a potassium ion channel blocker.[4] It is considered toxic.[5] Barium chloride prevents the D2-like receptor-mediated hyperpolarisation of spinal central pattern generator (CPG) neurons[4] |
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