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ortho-Phosphoric acid, solution 50%, for analysis, ExpertQ®

- Synonyms: Orthophosphoric acidr- H3PO4r- M = 98,00 g/molr- CAS [7664-38-2]r- EINECS-No.: 231-633-2r- Density: 1,33 g/cm3 r- Solub. in water: (20 ºC): miscibler- LD 50 (oral, rat): 1530 mg/kg (anhydrous substance)r- EC-Index-No.: 015-011-00-6r- ADR: 8 C1 III UN 1805r- IMDG: 8 III UN 1805r- IATA/ICAO: 8 III UN 1805r- GHS-signal word: Dangerr- GHS-H sentences: H314r- GHS-P sentences: P260 - P303+P361+P353 - P305+P351+P338 - P310 - P405 - P501ar- Tariff number: 2809 20 00 00r- Applications: analytical chemistry, laboratory reagent, in fertilizer compositions, solvents (for pharmaceutical use), antioxidant (in food industry).rrSPECIFICATIONSrassay (acidimetric): approx. 50 %rchlorides (Cl): max. 0,0005 %rnitrates (NO3): max. 0,0005 %rsilicates (SiO2): max. 0,025 %rsulfates (SO4): max. 0,006 %rarsenic (As): max. 1 ppmrantimony (Sb): max. 2 ppmrcadmium (Cd): max. 1 ppmrcalcium (Ca): max. 0,005 %rchromium (Cr): max. 1 ppmrcobalt (Co): max. 1 ppmrcopper (Cu): max. 1 ppmriron (Fe): max. 0,001 %rlead (Pb): max. 1 ppmrmagnesium (Mg): max. 0,001 %rmanganese (Mn): max. 1 ppmrnickel (Ni): max. 1 ppmrpotassium (K): max. 5 ppmrsodium (Na): max. 0,05 %rzinc (Zn): max. 2 ppmrsubstances reducing KMnO4 : passes testrvolatile acids (as CH3COOH): max. 0,001 %r