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Merck
CN

1.05043

碘化钾

for analysis EMSURE® ISO,Reag. Ph Eur

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关于此项目

线性分子式:
KI
化学文摘社编号:
分子量:
166.00
NACRES:
NA.21
EC Index Number:
231-659-4
UNSPSC Code:
12352302
MDL number:
Assay:
≥99.5% (silver nitrate titration), 99.5-100.5% dry basis (silver nitrate titration)
Grade:
reagent grade
Form:
solid
Solubility:
1430 g/L
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Quality Level

grade

reagent grade

agency

reag. ISO, reag. Ph. Eur.

vapor pressure

1 mmHg ( 745 °C)

product line

EMSURE®

assay

≥99.5% (silver nitrate titration), 99.5-100.5% dry basis (silver nitrate titration)

form

solid

potency

2779 mg/kg LD50, oral (Rat)

impurities

≤0.001% Total nitrogen (N)

loss

≤0.1% loss on drying, 105 °C

pH

6.9 (20 °C, 50 g/L in H2O)

bp

1325 °C/1013 hPa

mp

681 °C (lit.)

solubility

1430 g/L

bulk density

1500 kg/m3

anion traces

chloride, bromide (as Cl)-: ≤0.01%, iodate (IO3-): ≤0.0003%, phosphate (PO43-): ≤0.001%, sulfate (SO42-): ≤0.001%, thiosulfate (S2O32-): passes test

cation traces

As: ≤0.00001%, Ba: ≤0.002%, Ca: ≤0.001%, Cu: ≤0.0002%, Fe: ≤0.0002%, Mg: ≤0.001%, N: ≤0.001%, Na: ≤0.03%, Pb: ≤0.0002%, heavy metals (as Pb): ≤0.0005%

storage temp.

2-30°C

SMILES string

[K+].[I-]

InChI

1S/HI.K/h1H;/q;+1/p-1

InChI key

NLKNQRATVPKPDG-UHFFFAOYSA-M

Application

  • Influence of silver fluoride plus potassium iodine on adhesive properties of primary carious dentin-resin interface: An in vitro study.: 本研究探讨了碘化钾与氟化银结合如何影响牙科树脂与龋齿牙本质的粘合性能,彰显了其在牙科治疗中的应用潜力(da Luz et al., 2024)。
  • Comparisons of ammonia- and water-based silver-containing solutions on dentin bonding and enzymatic activity: 1-yr evaluation.: 本研究调查了含银溶液中碘化钾对牙本质粘合和酶活性的影响,提供了有关牙科材料性能随时间变化的见解(D′ Alessandro et al., 2024)。
  • Multi-spectroscopic and in silico investigation of gambogic acid-calf thymus DNA interactions.: 本研究利用碘化钾的光谱方法,探索了藤黄酸与 DNA 之间的相互作用,有助于理解其潜在的治疗效果 (Bhardwaj et al., 2024)。
  • Surface Modification of Lignite with Alkyl and Mixed Alkyl-Aryl Films Generated from an Aryl Diazonium Salt and Alkyl Halides: Experimental Results and Theoretical Analyses.: 本研究详细介绍了碘化钾在褐煤表面改性中的应用,提出融合实验和理论见解以改善材料性能(Hasani et al., 2024)。

Analysis Note

含量测定(银量法): ≥ 99.5 %
含量测定(银量滴定;以干燥品计算):99.5-100.5%
鉴别:通过测试
溶液外观:通过测试
碱性杂质:通过测试
pH值(5 %, 水):6 - 8
氯化物和溴化物(以Cl计): ≤ 0.01 %
碘酸盐(IO₃): ≤ 0.0003 %
磷酸盐(PO₄): ≤ 0.001 %
硫酸盐(SO₄): ≤ 0.001 %
硫代硫酸盐(S₂O₃):通过测试
总氮(N): ≤ 0.001 %
重金属(以铅计): ≤ 0.0005 %
As(砷): ≤ 0.00001 %
Ba(钡): ≤ 0.002 %
Ca(钙): ≤ 0.001 %
Cu(铜): ≤ 0.0002 %
Fe(铁): ≤ 0.0002 %
Mg(镁): ≤ 0.001 %
Na(钠): ≤ 0.03 %
Pb(铅): ≤ 0.0002 %
还原物质:通过测试
干燥失重(105°C): ≤ 0.1 %

Legal Information

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


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pictograms

Health hazardExclamation mark

Hazard Classifications

Eye Irrit. 2 - Repr. 1B - STOT RE 2 Oral

target_organs

Thyroid,Liver

存储类别

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

signalword

Danger

flash_point_f

Not applicable

flash_point_c

Not applicable



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实验方案

二氧化氯标准溶液的制备,符合 DIN EN ISO 7393

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