60450
过碘酸钾
puriss. p.a., ACS reagent, ≥99.8% (dried material, RT)
别名:
高碘酸 钾盐, 高碘酸钾
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关于此项目
线性分子式:
KIO4
化学文摘社编号:
分子量:
230.00
NACRES:
NB.24
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
232-196-0
MDL number:
Assay:
≥99.8% (dried material, RT)
Form:
crystals
产品名称
过碘酸钾, puriss. p.a., ACS reagent, ≥99.8% (dried material, RT)
InChI
1S/HIO4.K/c2-1(3,4)5;/h(H,2,3,4,5);/q;+1/p-1
InChI key
FJVZDOGVDJCCCR-UHFFFAOYSA-M
SMILES string
[K+].[O-]I(=O)(=O)=O
grade
ACS reagent
puriss. p.a.
assay
≥99.8% (dried material, RT)
form
crystals
loss
≤0.1% loss on drying, 110 °C
pH
~5.1 (25 °C, 5 g/L)
anion traces
bromide, bromate, chloride, chlorate (as Cl-): ≤100 mg/kg
sulfate (SO42-): ≤50 mg/kg
cation traces
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤1 mg/kg
Na: ≤2000 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
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Application
Potassium (meta)periodate may be employed as an oxidizing reagent for the oxidation of starch. It may be employed as oxidizer in the iodine bromide method for the volumetric determination of following compounds:
- potassium iodide
- arsenious oxide
- antimonous oxide
- stannous chloride
- mercurous chloride
- sodium sulphite
- sodium thiosulphate
- sodium tetrathionate
- ferrous sulphate
- potassium thiocyanate
- hydrazine sulphate
- phenylhydrazine hydrochloride
- hydroquinone
General description
Potassium (meta)periodate exhibits strong oxidizing properties in acidic medium.
signalword
Danger
hcodes
Hazard Classifications
Aquatic Acute 1 - Eye Dam. 1 - Ox. Sol. 1 - Skin Corr. 1C - STOT RE 1
target_organs
Thyroid
存储类别
5.1A - Strongly oxidizing hazardous materials
wgk
WGK 3
法规信息
危险化学品
此项目有
Potassium meta-periodate as volumetric reagent: Iodine bromide method.
Singh B and Singh A.
Analytica Chimica Acta, 9, 22-25 (1953)
Physicochemical studies on starches. Part II. The oxidation of starches by potassium metaperiodate.
Anderson DMW, et al.
Journal of the Chemical Society, 225-231 (1955)
S Kaufmann et al.
Zeitschrift fur Ernahrungswissenschaft, 37(3), 288-293 (1998-11-04)
Iodine deficiency still exists in many countries worldwide, to a certain degree this is also true for Germany. Food of animal origin can be a good source for iodine depending on the feed. To investigate the possible use of laying
Jianxiu Du et al.
Luminescence : the journal of biological and chemical luminescence, 25(1), 76-80 (2009-07-25)
A simple and sensitive chemiluminescence (CL) method combined with flow injection technique was developed for the determination of naproxen. It was based upon the weak CL signal arising from the reaction of KIO(4) with H(2)O(2) being significantly increased by naproxen
Zhenghua Song et al.
Journal of pharmaceutical and biomedical analysis, 28(3-4), 683-691 (2002-05-15)
A continuous flow sensor for the determination of thiamine was constructed by using controlled-reagent-release technology in a FIA-CL system. The analytical reagents, luminol and KIO(4), were both immobilized on an anion-exchange column. The CL signal produced by the reaction between
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