META-PHOSPHORIC ACID PIECES FOR ANALYSIS

Code: 1005460100 D2-231

Analysis Note

Assay (acidimetric, HPO3): 40 - 50 %Assay (acidimetric, NaPO3): 50 - 60 %Identity: passes testChloride (Cl): ≤ 10 ppmNitrate (NO

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Analysis Note

Assay (acidimetric, HPO3): 40 - 50 %Assay (acidimetric, NaPO3): 50 - 60 %Identity: passes testChloride (Cl): ≤ 10 ppmNitrate (NO3): ≤ 5 ppmReducing matter (as H3PO3): ≤ 100 ppmAs (Arsenic): ≤ 1 ppmCd (Cadmium): ≤ 10 ppmCo (Cobalt): ≤ 5 ppmCu (Copper): ≤ 10 ppmFe (Iron): ≤ 50 ppmMn (Manganese): ≤ 5 ppmNi (Nickel): ≤ 10 ppmPb (Lead): ≤ 10 ppmZn (Zinc): ≤ 10 ppm

Legal Information

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

Packaging

100, 500 g in Metal can

bp600 °C/1013 hPa
bulk density1000 kg/m3
compositionNaPO﹤SUB>3﹤/SUB>, 50-60% acidimetric, HPO﹤SUB>3﹤/SUB>, 40-50% acidimetric
density2.0 g/cm3 at 20 °C
formsolid
impurities≤10 ppm Cd (Cadmium), ≤100 ppm Reducing matter (as H3PO3), ≤10 ppm Chloride (Cl), ≤1 ppm As (Arsenic), ≤50 ppm Fe (Iron), ≤10 ppm Pb (Lead), ≤10 ppm Ni (Nickel), ≤10 ppm Zn (Zinc), ≤5 ppm Mn (Manganese), ≤10 ppm Cu (Copper), ≤5 ppm Nitrate (NO3), ≤5 ppm Co (Cobalt)
mp200-250 °C
pH2 (20 °C, 33 g/L in H2O)
product lineEMSURE®
Quality Level300
storage temp.2-30°C
vapor pressure﹤0.001 hPa ( 20 °C)
Hazard Class8
Un Number3453
Pack GroupIII
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