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Ammonium sulfate for analysis EMSURE
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Update Terakhir
30 Jul 2020
Negara Asal
Germany
Pembelian Min
1 Kilogram

Spesifikasi

Ammonium sulfate

for analysis EMSURE® ACS,ISO,Reag. Ph Eur

Laboratory Reagents

Description

Analysis Note

Assay (alkalimetric): ≥ 99.5 %
Insoluble matter: ≤ 0.001 %
pH-value (5 %; water, 25 °C): 5.0 - 6.0
Chloride (Cl): ≤ 0.0003 %
Nitrate (NO₃): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.0005 %
Heavy metals (ACS): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.000075 %
As (Arsenic): ≤ 0.00002 %
Ca (Calcium): ≤ 0.001 %
Cd (Cadmium): ≤ 0.0001 %
Cr (Chromium): ≤ 0.000075 %
Cu (Copper): ≤ 0.0002 %
Fe (Iron): ≤ 0.0002 %
Mg (Magnesium): ≤ 0.0005 %
Pb (Lead): ≤ 0.0002 %
Zn (Zinc): ≤ 0.0001 %
Residue on ignition (as sulfate): ≤ 0.005 %
Loss on Drying (105 °C): ≤ 0.1 %
Corresponds to ACS,ISO,Reag. Ph Eur

Properties

Quality Level  300
grade  ACS reagent
 Reag. Ph. Eur.
 reag. ISO
vapor pressure  <1 Pa ( 25 °C)
potency  2840 mg/kg LD50, oral (Rat)
pH  5 (100 g/L in H2O)
mp  >280 °C (dec.) (lit.)
solubility  754-764 g/L
density  1.77 g/mL at 25 °C (lit.)
bulk density  850 kg/m3
SMILES string  N.N.OS(O)(=O)=O
InChI  1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)
InChI key  BFNBIHQBYMNNAN-UHFFFAOYSA-N
storage conditions  Store at +5°C to +30°C.

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