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Merck
CN

03124

碘化钾

puriss., meets analytical specification of Ph. Eur. BP, USP, 99.0-100.5% (calc. to the dried substance)

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线性分子式:
KI
化学文摘社编号:
7681-11-0
分子量:
166.00
PubChem Substance ID:
329747559
UNSPSC Code:
12352302
NACRES:
NA.21
EC Number:
231-659-4
MDL number:
MFCD00011405
Assay:
99.0-100.5% (calc. to the dried substance)
Form:
solid
Solubility:
water: complete (ca.1,430 g/l at 25 °C (77 °F))

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InChI key

NLKNQRATVPKPDG-UHFFFAOYSA-M

InChI

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

vapor pressure

1 mmHg ( 745 °C)

grade

puriss.

assay

99.0-100.5% (calc. to the dried substance)

form

solid

quality

meets analytical specification of Ph. Eur. BP, USP

impurities

ammonium, in accordance, organic volatile impurities, complies (GC), residual solvents, in accordance, ≤0.001% heavy metals (as Pb), ≤0.01% thiosulfate (S2O3), ≤0.02% free alkali (as KOH)

loss

≤0.5% loss on drying, 105 °C

pH

~6.9 (20 °C, 50 g/L)

mp

681 °C (lit.)

solubility

water: complete (ca.1,430 g/l at 25 °C (77 °F))

Quality Level

200

anion traces

nitrate (NO3-): in accordance, nitrite (NO2-): in accordance, sulfate (SO42-): ≤100 mg/kg

cation traces

Ba:, in accordance, Fe: ≤10 mg/kg

suitability

complies for appearance of solution

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相关类别

General description

碘化钾（KI）是无机钾盐。载有碘化钾的氧化铝可用作大豆油与甲醇的酯交换催化剂。目前已研究了 KI 对多形核白细胞（PMN）衍生的氧中间体的体外产生的影响。

Application

碘化钾（KI）可用于制备通过尺寸排阻色谱法测定碘化物的标准碘化物储备溶液。它可用于分光光度法测定晚期氧化蛋白产物（AOPP）。

signalword

Danger

target_organs

Thyroid

flash_point_f

Not applicable

flash_point_c

Not applicable

pictograms

Health hazardExclamation mark
GHS08,GHS07

Hazard Classifications

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

存储类别

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

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
SDBB5324
SDBB5322
SDBB5323
SDBB2545
SDBB1874

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The British journal of dermatology, 107(2), 209-214 (1982-08-01)
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H B Li et al.
Journal of chromatography. A, 918(2), 335-339 (2001-06-16)
A novel method for the determination of iodide by size exclusion chromatography was established. The method was simple and highly sensitive with good precision. Iodide was converted to iodine, then sequestered with starch, and separated from the matrix using a
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