POTASSIUM METAPERIODATE
POTASSIUM METAPERIODATE AR
Reagent for periodate oxidimetry, Lithium and Manganese.
Short Name: POTASSIUM METAPERIODATE
Synonym: Periodic acid potassium salt; Potassium periodate
Basic Details
Article No.
LG3740
Grade
AR
Purity
99.5%
CAS No.
7790-21-8
HS Code
2829.9030
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Colorless Crystals
Odour
Odorless
pH value
4.5 - 5.5
Melting point/ Freezing point [°C]
582 °C
Vapour density
7.9
Density [g/cm3]
3.62
Solubility in water [% weight]
0.42 g per 100 g of water
Oxidisingproperties
The substance or mixture is classified as oxidizing with the subcategory 2
Chemical Specifications
Appearance
Colourless crystals or white crystalline powder
Assay (as KIO4)
Min 99.5%
Insoluble matter in water
Max 0.005%
Chloride, chlorate and bromide, bromate (as Cl)
Max 0.01%
Iodide (I)
Max 0.001%
Sulphate (SO4)
Max 0.01%
Manganese (Mn)
Max 0.0001%
Loss on drying (at 105°C)
Max 0.1%
Safety Information & Hazard Symbols
Symbol
GHS03, GHS07
Signal Word
Danger
UN No.
1479
IMCO Class No.
5.1
Packing Group
II
Hazardous Statement
H272-H315-H319-H335
Precaution Statement
P220-P261-P305 + P351 + P338