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Merck
CN

83979

Rubidium chloride

BioUltra, Molecular Biology, ≥99.0% (AT)

Synonym(s):

RbCl

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About This Item

Linear Formula:
RbCl
CAS Number:
Molecular Weight:
120.92
NACRES:
NA.25
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
232-240-9
MDL number:
Assay:
≥99.0% (AT)
Grade:
Molecular Biology
Form:
solid
Solubility:
H2O: 1 M at 20 °C, clear, colorless
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InChI key

FGDZQCVHDSGLHJ-UHFFFAOYSA-M

InChI

1S/ClH.Rb/h1H;/q;+1/p-1

SMILES string

[Cl-].[Rb+]

grade

Molecular Biology

product line

BioUltra

assay

≥99.0% (AT)

form

solid

impurities

DNases, none detected, RNases, none detected, insoluble matter, passes filter test, phosphatases, none detected, proteases, none detected

loss

≤0.2% loss on drying, 110 °C

pH

5.0-8.0 (25 °C, 1 M in H2O)

mp

715 °C (lit.)

solubility

H2O: 1 M at 20 °C, clear, colorless

density

2.8 g/mL at 25 °C (lit.)

anion traces

bromide (Br-): ≤100 mg/kg, iodide (I-): ≤20 mg/kg, sulfate (SO42-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg, As: ≤0.5 mg/kg, Ba: ≤20 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤2 mg/kg, K: ≤5000 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤10 mg/kg, Sr: ≤10 mg/kg, Zn: ≤5 mg/kg

λ

1 M in H2O

UV absorption

λ: 260 nm Amax: 0.03, λ: 280 nm Amax: 0.03

Quality Level

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Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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Grazyna Bystrzejewska-Piotrowska et al.
Journal of environmental radioactivity, 99(7), 1185-1191 (2008-03-18)
Ex vitro cultures of Pleurotus eryngii were carried out under controlled conditions using sterile medium composed of barley seeds. The influence of alkali and alkaline earth element salts (CsCl, KCl, NaCl, RbCl, and CaCl(2)) and tetraethylammonium chloride on incorporation of
M L Główka et al.
Acta crystallographica. Section D, Biological crystallography, 61(Pt 4), 433-441 (2005-04-05)
Gramicidin D (gD) is a naturally occurring ionophoric antibiotic that forms membrane channels specific for monovalent cations. The crystal structure of the RbCl complex of gD has been determined at 1.14 A resolution from low-temperature (100 K) synchrotron-radiation data with
Yucheng Jiang et al.
Biophysical chemistry, 118(1), 25-30 (2005-07-26)
Electromotive force (emf) of the chemical cell without liquid-junction K-ISE | RbCl/CsCl ( m(E)) | ISE-Cl and K-ISE | RbCl/CsCl (m(E)), amide (m(N)) | ISE-Cl, have been measured at 298.15 K, where m(E)=(0.005 to 0.5) mol kg(-1) and m(N)= (0.05
Ferenc Horkay et al.
The Journal of chemical physics, 125(23), 234904-234904 (2006-12-28)
The distribution of counterions in solutions of high molecular mass hyaluronic acid, in near-physiological conditions where mono- and divalent ions are simultaneously present, is studied by small angle neutron scattering and anomalous small angle x-ray scattering. The solutions contain either
Takuro Hayashi et al.
Acta crystallographica. Section F, Structural biology and crystallization communications, 65(Pt 10), 1007-1010 (2009-10-24)
Small heat-shock proteins (sHsps) bind and stabilize proteins denatured by heat or other stresses in order to prevent unfavourable protein aggregation. StHsp14.0 is an sHsp found in the acidothermophilic archaeon Sulfolobus tokodaii. A variant of StHsp14.0 was crystallized by the

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