1.04933
氯化钾
for analysis (<= 0.005% Br) EMSURE® ACS,ISO,Reag. Ph Eur
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InChI
1S/ClH.K/h1H;/q;+1/p-1
SMILES string
[Cl-].[K+]
InChI key
WCUXLLCKKVVCTQ-UHFFFAOYSA-M
grade
ACS reagent
agency
reag. ISO, reag. Ph. Eur.
product line
EMSURE®
assay
99-100.5% dry basis (silver nitrate titration), 99.5-100.5% (silver nitrate titration)
form
solid
potency
2600 mg/kg LD50, oral (Rat)
impurities
≤0.005% Insoluble matter
loss
≤1% loss on drying, 105°C
pH
5.5-8.0 (25 °C, 50 g/L in H2O)
bp
1413 °C/1013 hPa
mp
770 °C (lit.)
Quality Level
cation traces
heavy metals: ≤0.0005% (ACS), heavy metals (as Pb): ≤0.0005%, Ba:, passes test, Ca: ≤0.001%, Fe: ≤0.0002%, Mg: ≤0.0005%, Mg: ≤0.02% (alkaline earth metals (as Ca)), N: ≤0.001%, Na: ≤0.005%
storage temp.
2-30°C
solubility
water: soluble ((355 g/l at 25 °C (77 °F))
density
1.98 g/mL at 25 °C (lit.)
bulk density
1000 kg/m3
anion traces
bromide (Br-): ≤0.005%, chlorate, nitrate (as NO3-): ≤0.003%, iodide (I-): ≤0.002%passes test, phosphate (PO43-): ≤0.0005%, sulfate (SO42-): ≤0.001%
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Application
Analysis Note
Assay (argentometric; calculated on dried substance): 99.0 - 100.5 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water): 5.5 - 8.0
Acidity or alkalinity: passes test
Bromide (Br): ≤ 0.005 %
Chlorate and Nitrate (as NO₃): ≤ 0.003 %
Iodide (I):
≤ 0.002 %
: passes test
Phosphate (PO₄): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.001 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Ba (Barium): passes test
Ca (Calcium): ≤ 0.001 %
Fe (Iron): ≤ 0.0002 %
Mg (Magnesium): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
heavy metals (ACS) ≤ 0.0005 %
Magnesium and alkaline-earth metals (as Ca): ≤ 0.02 %
Loss on Drying (105°C): ≤ 1.0 %
Corresponds to ACS,ISO,Reag. Ph Eur
Legal Information
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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