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1.00524 Supelco

Periodic acid

for analysis EMSURE®

Synonym: Periodic acid

  • CAS Number 10450-60-9

  • Empirical Formula (Hill Notation) H5IO6

  • Molecular Weight 227.94

  •  MDL number MFCD00011344

  •  EC Index Number 233-937-0

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Properties

Quality Level   300
assay   ≥99.5% (iodometric)
form   solid
application(s)   histology: suitable
pH   1.2 (20 °C, 100 g/L in H2O)
mp   122 °C
solubility   ethanol: soluble at 20 °C
  water: soluble at 20 °C
bulk density   1400 kg/m3
anion traces   bromide, bromate, chloride, chlorate (as Cl-): ≤100 ppm
  iodide (I-): ≤10 ppm
  nitrate (NO3-): ≤10 ppm
  sulfate (SO42-): ≤100 ppm
cation traces   Fe: ≤5 ppm
InChI   1S/H5IO6/c2-1(3,4,5,6)7/h(H5,2,3,4,5,6,7)
InChI key   TWLXDPFBEPBAQB-UHFFFAOYSA-N
storage conditions   Store at +5°C to +30°C.

Description

Analysis Note

Assay (iodometric): ≥ 99.5 %
Iodic acid (acidimetric): ≤ 0.5 %
Chloride, Chlorate, Bromide, Bromate (as Cl): ≤ 100 ppm
Iodide (I): ≤ 10 ppm
Nitrate (NO₃): ≤ 10 ppm
Sulfate (SO₄): ≤ 100 ppm
Fe (Iron): ≤ 5 ppm
Residue on ignition (as sulfates): ≤ 500 ppm

Legal Information

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

Safety & Documentation

Safety Information

Protocols & Articles

Articles

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