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关于此项目
线性分子式:
KCl
化学文摘社编号:
分子量:
74.55
NACRES:
NA.21
EC Index Number:
231-211-8
UNSPSC Code:
12352302
MDL number:
Assay:
≥99.5% (silver nitrate titration)
Grade:
reagent grade
Form:
solid
Solubility:
347 g/L
Quality Segment
grade
reagent grade
product line
EMSURE®
assay
≥99.5% (silver nitrate titration)
form
solid
potency
2600 mg/kg LD50, oral (Rat)
impurities
≤0.01% In water insoluble matter
pH
5.5-8.0 (25 °C, 50 g/L in H2O)
bp
1413 °C/1013 hPa
mp
770 °C (lit.)
solubility
347 g/L
density
1.98 g/mL at 25 °C (lit.)
bulk density
1000 kg/m3
anion traces
bromide (Br-): ≤0.05%, iodide (I-): ≤0.002%, phosphate (PO43-): ≤0.0005%, sulfate (SO42-): ≤0.005%
cation traces
Ba: ≤0.001%, Ca: ≤0.001%, Fe: ≤0.0003%, Mg: ≤0.002%, N: ≤0.001%, Na: ≤0.02%, heavy metals (as Pb): ≤0.0005%
storage temp.
2-30°C
SMILES string
[Cl-].[K+]
InChI
1S/ClH.K/h1H;/q;+1/p-1
InChI key
WCUXLLCKKVVCTQ-UHFFFAOYSA-M
Application
可用于磷酸盐缓冲液制备,以及蛋白提取和溶解。
Analysis Note
含量测定(银量滴定法): ≥ 99.5 %
水中不溶物: ≤ 0.01 %
pH 值(5 %;水):5.5 - 8.0
溴化物(Br): ≤ 0.05 %
碘化物(I): ≤ 0.002 %
磷酸盐(PO₄): ≤ 0.0005 %
硫酸盐(SO₄): ≤ 0.005%
总氮(N): ≤ 0.001 %
重金属(以铅计): ≤ 0.0005 %
Ba(钡): ≤ 0.001 %
Ca(钙): ≤ 0.001 %
Fe(铁): ≤ 0.0003 %
Mg(镁): ≤ 0.002 %
Na(钠): ≤ 0.02 %
水中不溶物: ≤ 0.01 %
pH 值(5 %;水):5.5 - 8.0
溴化物(Br): ≤ 0.05 %
碘化物(I): ≤ 0.002 %
磷酸盐(PO₄): ≤ 0.0005 %
硫酸盐(SO₄): ≤ 0.005%
总氮(N): ≤ 0.001 %
重金属(以铅计): ≤ 0.0005 %
Ba(钡): ≤ 0.001 %
Ca(钙): ≤ 0.001 %
Fe(铁): ≤ 0.0003 %
Mg(镁): ≤ 0.002 %
Na(钠): ≤ 0.02 %
Legal Information
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
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存储类别
13 - Non Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable