|
Ammonium Hydroxide Precipitate
Arsenic
(As)
Assay
Chloride (Cl)
Heavy Metals (as Pb)
Insoluble Matter
Iron (Fe)
Nitrate (NO3)
pH of a 5% Solution at 25°C
Potassium (K)
Sodium (Na)
Sulfur Compounds (as SO4)
Optical
Absorbance of a 1M Solution at
254 nm
280 nm
350 nm
Revised by: Hoon Choi
Date: July 15,
1999 |
0.005%
0.5 ppm
Min. 98.0%
5 ppm
5 ppm
0.005%
0.001%
0.001%
3.8-4.4
0.005%
0.005%
0.005%
0.02
0.01
0.01 |
