Description
Ammonium Sulfate (Reag. USP, Ph. Eur.) for analysis, ACS, ISO, BioChemica
Content: 25 KGM
Physical Description:
solid
Quality Name: for analysis, ACS, ISO, BioChemica
Specification: Minimum assay (Acidim.): 99.5%
pH of 5% solution: 5.0-6.0
?maximum limit of impurities:
Insoluble matter in H2O: 0.005 %
Loss on drying at 100°C: 0.1%
Residue on ignition (as SO4): 0.005 %
Chloride (Cl): 0.0005%
Phosphate (PO4): 0.0005 %
Absorbance UV (1 cm cell; Ref.:Water):
ABS at 280 nm 0,1 M sol in water: 0.4
ABS at 260 nm 0,1 M sol in water: 0.4
Nitrate (NO3): 0.001%
As: 0.00002 %
Heavy Metals (ICP-OES): 0.0005 %
Metals by ICP [in mg/Kg (ppm)]:
Ag: 5
Al: 5
Au: 5
B: 5
Be: 5
Bi: 5
Cd: 5
Co: 5
Cr: 5
Cu: 5
Fe: 5
Ga: 5
Ge: 5
Hg: 5
In: 5
Mg: 5
Mn: 5
Mo: 5
Na: 20
Ni: 5
Pb: 5
Pt: 5
Sb: 5
Si: 5
Sn: 5
Sr: 5
Ti: 5
Tl: 5
V: 5
Zn: 2
Zr: 5
Content: 25 KGM
Physical Description:
solid
Quality Name: for analysis, ACS, ISO, BioChemica
Specification: Minimum assay (Acidim.): 99.5%
pH of 5% solution: 5.0-6.0
?maximum limit of impurities:
Insoluble matter in H2O: 0.005 %
Loss on drying at 100°C: 0.1%
Residue on ignition (as SO4): 0.005 %
Chloride (Cl): 0.0005%
Phosphate (PO4): 0.0005 %
Absorbance UV (1 cm cell; Ref.:Water):
ABS at 280 nm 0,1 M sol in water: 0.4
ABS at 260 nm 0,1 M sol in water: 0.4
Nitrate (NO3): 0.001%
As: 0.00002 %
Heavy Metals (ICP-OES): 0.0005 %
Metals by ICP [in mg/Kg (ppm)]:
Ag: 5
Al: 5
Au: 5
B: 5
Be: 5
Bi: 5
Cd: 5
Co: 5
Cr: 5
Cu: 5
Fe: 5
Ga: 5
Ge: 5
Hg: 5
In: 5
Mg: 5
Mn: 5
Mo: 5
Na: 20
Ni: 5
Pb: 5
Pt: 5
Sb: 5
Si: 5
Sn: 5
Sr: 5
Ti: 5
Tl: 5
V: 5
Zn: 2
Zr: 5