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Perchloric acid, solution 20% w/w, EssentQ®

- HClO4r- M = 100,46 g/molr- CAS [7601-90-3]r- EINECS-No.: 231-512-4r- Density: 1,12 g/cm3 r- Solub. in water: (20 ºC): miscibler- Refraction index: (n 20 ºC/D) 1,347r- LD 50 (oral, rat): 1100 mg/kg (anhydrous substance)r- EC-Index-No.: 017-006-00-4r- ADR: 8 CO1 II UN 1802r- IMDG: 8 II UN 1802r- IATA/ICAO: 8 II UN 1802r- GHS-signal word: Dangerr- GHS-H sentences: H272 - H314r- GHS-P sentences: P260 - P303+P361+P353 - P305+P351+P338 - P310 - P405 - P501ar- Tariff number: 2811 19 80 90r- Applications: analytical chemistry, laboratory reagent, oxidizing agent, in explosive compositions.rrSPECIFICATIONSrassay (acidimetric): approx. 20 %rchlorine (Cl): max. 0,0005 %rchlorates (ClO3): max. 0,005 %rchlorides (Cl): max. 0,001 %rphosphates and silicates (as SiO2): max. 0,002 %rsulfates (SO4): max. 0,003 %rnitrogen compounds (as N): max. 0,005 %rarsenic (As): max. 1 ppmriron (Fe): max. 5 ppmrlead (Pb): max. 5 ppmrnickel (Ni): max. 5 ppmrresidue on ignition (as SO4): max. 0,01 %r