Ammonium sulfate puriss. p.a. ACS reagent reag. ISO reag. Ph. Eur. >=99%

Code: 31119-1KG-M D2-231


 

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agencyreag. ISO, USP/NF, reag. Ph. Eur.
anion tracesnitrate (NO3-): ≤10 mg/kg, chloride (Cl-): ≤3 mg/kg, phosphate (PO43-): ≤5 mg/kg
assay≥99%
cation tracesCr: ≤0.0005%, Ca: ≤0.001%, K: ≤0.005%, Mn: ≤0.0005%, Zn: ≤0.0001%, Co: ≤0.0005%, Cd: ≤0.0001%, Pb: ≤0.0002%, Mg: ≤0.0002%, Ni: ≤0.0005%, Cu: ≤0.0002%, Fe: ≤2 mg/kg, Na: ≤0.002%, As: ≤0.00002%
density1.77 g/mL at 25 °C (lit.)
formcrystalline
gradepuriss. p.a., ACS reagent
ign. residue≤0.005% (as SO4)
impurities≤5 ppm heavy metals (by ICP-OES), ≤0.005% in water insoluble matters
InChI keyBFNBIHQBYMNNAN-UHFFFAOYSA-N
InChI1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)
loss≤0.1% loss on drying, 110 °C
mp>280 °C (dec.) (lit.)
pH5-6 (25 °C, 5%)
Quality Level100
SMILES stringN.N.OS(O)(=O)=O
Cas Number7783-20-2
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