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LC4903 Potassium bromate
for analysis EMSURE ACS,ISO,Reag. Ph Eur


Order number Packaging Quantity Price €
AC31903 Metal can 100 g 29.03
AC31903 Metal can 250 g 41.63


Product information
Grade ACS,ISO,Reag. Ph Eur
Hill Formula BrKO3
Chemical formula KBrO3
HS Code 2829 90 40
EC number 231-829-8
Molar mass 167 g/mol
EC index number 035-003-00-6
CAS number 7758-01-2


Chemical and physical data
Solubility 69 g/l (20 °C)
Melting point 350 °C
Molar mass 167 g/mol
Density 3.27 g/cm3 (20 °C)
Bulk density 1400 kg/m3
pH value 5 – 9 (50 g/l, H2O, 20 °C)


Safety information according to GHS
Hazard Statement(s) H350i: May cause cancer by inhalation.
H271: May cause fire or explosion; strong oxidiser.
H301: Toxic if swallowed.
Precautionary Statement(s) P201: Obtain special instructions before use.
P210: Keep away from heat.
P281: Use personal protective equipment as required.
P309: IF exposed or if you feel unwell:
P310: Immediately call a POISON CENTER or doctor/physician.
Signal Word Danger
Hazard Pictogram(s)

Storage class Oxidising Agents
WGK WGK 3 highly water endangering
Disposal 22
Inorganic peroxides and oxidants as well as bromine and iodine should be rendered harmless by reduction with acidic sodium thiosulfate solution (Cat. No. 106513); container D or E. Slightly soluble oxidants should be collected separately in container E or I.


Safety information
R Phrase R 45- 9-25
May cause cancer.Explosive when mixed with combustible material.Also toxic if swallowed.
S Phrase S 53-45
Avoid exposure – obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger carcinogenic, oxidizing, toxic
Hazard Symbol




Transport information
Declaration (transport by sea) IMDG-Code UN 1484 POTASSIUM BROMATE, 5.1, II, Segregation Group: 3 (Bromates)
Declaration (transport by air) IATA-DGR UN 1484 POTASSIUM BROMATE, 5.1, II


Assay (iodometric, calc. on dried substance) ≥ 99.8 %
Insoluble matter ≤ 0.005 %
pH-value (5 %; water; 25 °C) 5.0 – 9.0
Bromide (Br) ≤ 0.02 %
Sulphate (SO4) ≤ 0.005 %
Total nitrogen (N) ≤ 0.001 %
Heavy metals (as Pb) ≤ 0.0005 %
Fe (Iron) ≤ 0.0005 %
Na (Sodium) ≤ 0.01 %