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A200031 | Ammonium Iron(III) Sulphate 12-hydrate (Reag. Ph. Eur.) ANALYTIC-ACS-ISO

M: 482,19 EC: 233-382-4 NC: 2833 30 00

  • CAS Number:   7783-83-7
  • Formula:   NH4Fe(SO4)2.12H2O
Specifications

Assay (Iodom.).......................................................................98,5-102,0%

MAX. IMPURITIES

Insoluble matter in H2O................................................................. 0,005 %

Non-precipitated substances by NH4OH....................................... 0,05 %

Chloride (Cl)................................................................................ 0,0005 %

Nitrate (NO3).................................................................................... 0,01 %

Ca................................................................................................... 0,01 %

Cu................................................................................................. 0,002 %

Fe(II).............................................................................................. 0,001 %

K................................................................................................... 0,005 %

Mg................................................................................................ 0,001 %

Mn................................................................................................ 0,005 %

Na................................................................................................... 0,01 %

Pb................................................................................................. 0,001 %

Zn................................................................................................. 0,003 %

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