乙酸钠三水化合物(for analysis)，≥98.5%

 4.120059
Ammonium acetate
for analysis, ACS, Reag. Ph Eur
CH3COONH4       M.=77.08
CAS No.         631-61-8

Guarantee analysis
Assay (acidimetric)                ≥ 98.0%
Insoluble matter                   ≤ 0.005%
pH-value (5 %; water, 25 °C)      6.7 - 7.3
Chloride (Cl)                      ≤ 0.0005%
Nitrate (NO3)                      ≤ 0.001%
Sulfate (SO4)                      ≤ 0.001%
Heavy metals (as Pb)               ≤ 0.0002%
Ca (Calcium)                       ≤ 0.001%
Fe (Iron)                          ≤ 0.0002%
Substances reducing potassium 
Permanganate (as formicacid)       ≤ 0.005%
Residue on ignition( as sulfate)   ≤ 0.01%
Water (H2O)                        ≤ 2.0%