1.02039

Cesium chloride

99.995 Suprapur^®

• Synonym(s): Cesium chloride
• Empirical Formula (Hill Notation): ClCs
• CAS Number: 7647-17-8
• Molecular Weight: 168.36
• EC Index Number: 231-600-2

Properties

• grade: for inorganic trace analysis
• Quality Level: 100
• Assay: 99.995%
• form: solid
• potency: 2004 mg/kg LD₅₀, oral (Rat)
• pH: 7-9 (20 °C, 50 g/L in H₂O)
• mp: 646 °C
• solubility: 1860 g/L
• density: 3.97 g/cm³ at 20 °C
• bulk density: 1800 kg/m³
• storage temp.: 2-30°C
• InChI: 1S/ClH.Cs/h1H;/q;+1/p-1
• InChI key: AIYUHDOJVYHVIT-UHFFFAOYSA-M

Description

Analysis Note

Purity (metallic): ≥ 99.995 %
Assay (argentometric): ≥ 99.5 %
Specific absorbance (260 nm; 50 %; 1 cm; water): ≤ 0.020
Specific absorbance (280 nm; 50 %; 1 cm; water): ≤ 0.020
Phosphate (PO₄): ≤ 10 ppm
Sulfate (SO₄): ≤ 20 ppm
Total nitrogen (N): ≤ 10 ppm
Al (Aluminium): ≤ 0.05 ppm
B (Boron): ≤ 0.05 ppm
Ba (Barium): ≤ 2.0 ppm
Ca (Calcium): ≤ 0.50 ppm
Cd (Cadmium): ≤ 0.005 ppm
Ce (Cerium): ≤ 0.005 ppm
Co (Cobalt): ≤ 0.005 ppm
Cr (Chromium): ≤ 0.005 ppm
Cu (Copper): ≤ 0.005 ppm
Eu (Europium): ≤ 0.005 ppm
Fe (Iron): ≤ 0.020 ppm
K (Potassium): ≤ 2 ppm
La (Lanthanum): ≤ 0.005 ppm
Li (Lithium): ≤ 0.2 ppm
Mg (Magnesium): ≤ 0.10 ppm
Mn (Manganese): ≤ 0.010 ppm
Na (Sodium): ≤ 4.0 ppm
Ni (Nickel): ≤ 0.020 ppm
Pb (Lead): ≤ 0.030 ppm
Rb (Rubidium): ≤ 5 ppm
Sc (Scandium): ≤ 0.005 ppm
Sm (Samarium): ≤ 0.005 ppm
Sr (Strontium): ≤ 0.20 ppm
Tl (Thallium): ≤ 0.20 ppm
Y (Yttrium): ≤ 0.005 ppm
Yb (Ytterbium): ≤ 0.005 ppm
Zn (Zinc): ≤ 0.020 ppm

Legal Information

SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Pictograms: GHS08
• Signal Word: Warning
• Hazard Statements: H361f
• Precautionary Statements: P201 - P202 - P280 - P308 + P313 - P405 - P501
• Hazard Classifications: Repr. 2
• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable