Specification Sheet
Product Name
Ammonium sulfate puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99%
Product Number
31119
Product Brand
sigald
CAS Number
7783-20-2
Molecular Weight
132.14
Test | Specification |
|---|---|
| APPEARANCE (COLOR) | Colorless or White |
| APPEARANCE (FORM) | Crystals |
| TITRATION | 99.0 - 101.0 % |
| INSOLUBLE MATTER | ≤ 0.005 % (water insoluble matter) |
| PH-TEST | 5.0 - 6.0 |
| PH (METHOD) | 5% in WATER, 25C |
| SULFATED ASH | ≤ 0.005 % |
| ACS SPECIFICATIONS | MEETS CURRENT ACS REQUIREMENTS |
| ARSENIC | ≤ 0.2 ppm |
| CALCIUM | ≤ 0.001 % |
| CADMIUM | ≤ 0.0001 % |
| COBALT | ≤ 0.0005 % |
| CHROMIUM | ≤ 0.0005 % |
| COPPER | ≤ 0.0002 % |
| IRON | ≤ 0.0003 % |
| POTASSIUM | ≤ 0.005 % |
| MAGNESIUM | ≤ 0.0002 % |
| MANGANESE | ≤ 0.0005 % |
| SODIUM | ≤ 0.002 % |
| NICKEL | ≤ 0.0005 % |
| LEAD | ≤ 0.0002 % |
| ZINC | ≤ 0.0001 % |
| Heavy metals (by ICP) | ≤ 5 ppm |
| CHLORIDE (CL) | ≤ 3 ppm |
| NITRATE (NO3) | ≤ 10 ppm |
| PHOSPHATE (PO4) | ≤ 5 ppm |