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
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
General description
Potassium (meta)periodate exhibits strong oxidizing properties in acidic medium.
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
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)
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
Yan-Ming Liu et al.
Electrophoresis, 28(12), 1937-1941 (2007-05-08)
A rapid and sensitive method to detect three catecholamines, isoprenaline, epinephrine, and dopamine, by CE coupled with direct luminol-potassium periodate chemiluminescence (CL) detection is described. The conditions for CE separation and CL reaction were systematically optimized. Under the optimum conditions
K Fukuyama et al.
The Journal of biological chemistry, 270(37), 21884-21892 (1995-09-15)
The structures of the cyanide and triiodide complexes of Arthromyces ramosus peroxidase (ARP) at different pH values were investigated by x-ray crystallography in order to examine the behavior of the invariant residues of arginine (Arg-52) and distal histidine (His-56) during
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