Ammonium sulfate, for analysis, ExpertQ®, ACS, ISO, Reag. Ph Eur

- Synonyms: Sulfuric acid diammonium salt - (NH4)2SO4 - M = 132,14 g/mol - CAS [7783-20-2] - EINECS-No.: 231-984-1 - Solub. in water: (20 ºC): 754 g/l - Melting point: 280 ºC (decomposes) - LD 50 (oral, rat): 4250 mg/kg - GHS-signal word: Warning - GHS-H sentences: H315 - H319 - H335 - GHS-P sentences: P261 - P280 - P305+P351+P338 - P321 - P405 - P501a - Tariff number: 3102 21 00 00 - Applications: analytical chemistry, manufacture of alums. SPECIFICATIONS assay (acidimetric): min. 99,0 % identity (IR-spectrum): passes test insoluble matter: max. 0,005 % pH (5 %, H2O): 5,0 - 6,0 chlorides (Cl): max. 3 ppm nitrates (NO3): max. 0,001 % phosphates (as PO4): max. 5 ppm arsenic (As): max. 0,2 ppm cadmium (Cd): max. 1 ppm calcium (Ca): max. 0,001 % copper (Cu): max. 2 ppm heavy metals: max. 5 ppm iron (Fe): max. 2 ppm lead (Pb): max. 2 ppm magnesium (Mg): max. 5 ppm zinc (Zn): max. 1 ppm residue on ignition: max. 0,005 % loss on drying (105 ºC): max. 0,1 %

- Synonyms: Sulfuric acid diammonium salt - (NH4)2SO4 - M = 132,14 g/mol - CAS [7783-20-2] - EINECS-No.: 231-984-1 - Solub. in water: (20 ºC): 754 g/l - Melting point: 280 ºC (decomposes) - LD 50 (oral, rat): 4250 mg/kg - GHS-signal word: Warning - GHS-H sentences: H315 - H319 - H335 - GHS-P sentences: P261 - P280 - P305+P351+P338 - P321 - P405 - P501a - Tariff number: 3102 21 00 00 - Applications: analytical chemistry, manufacture of alums. SPECIFICATIONS assay (acidimetric): min. 99,0 % identity (IR-spectrum): passes test insoluble matter: max. 0,005 % pH (5 %, H2O): 5,0 - 6,0 chlorides (Cl): max. 3 ppm nitrates (NO3): max. 0,001 % phosphates (as PO4): max. 5 ppm arsenic (As): max. 0,2 ppm cadmium (Cd): max. 1 ppm calcium (Ca): max. 0,001 % copper (Cu): max. 2 ppm heavy metals: max. 5 ppm iron (Fe): max. 2 ppm lead (Pb): max. 2 ppm magnesium (Mg): max. 5 ppm zinc (Zn): max. 1 ppm residue on ignition: max. 0,005 % loss on drying (105 ºC): max. 0,1 %

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