| Detailed Description: |
Cas No. :7783-20-2
Specifications
Ammonium Sulfate
N: 21%; S:23%
Crystal & Granular
Dedicated Supplier since 1986
ISO9001 Certificated, Verified by BV
1) Ammonium sulfate (IUPAC-recommended spelling; also ammonium sulphate in British English), (NH4)2SO4, is an inorganic salt with a number of commercial uses. The most common use is as a soil fertilizer. It contains 21% nitrogen as ammonium cations, and 24% sulfur as sulfate anions.
| Item |
Technical Data |
| Appearance |
White crystal |
| N |
21.0%min |
| Water |
0.2%max |
| Free acid |
0.03%max |
| Fe |
0.007%max |
| As |
0.00005%max |
| Heavy metal(Pb) |
0.005%max |
| Water insolubles |
0.01%max |
| Note: When ammonium sulphate is used in agriculture,it is not necessary to check the content of Fe,As,heavy metal and water insolubles. |
2)Specifications:
| Molecular formula |
(NH4)2SO4 |
| Molecular weight |
132.13 |
| Element Composition |
If pure substance, nitrogen content is 21.21%, sulfer content is 24.26%. |
| Density |
1.769g/cm3 |
| Decomposition temperature |
235 degrees centigrade |
| CAS No. |
7783-20-2 |
| H.S.code (customs code) |
31022100 |
| Color |
Pure chemicals of ammonium sulfate are colorless rhombic crystals.Industrial products are white color, light grey or light yellow or yellowish-brown color crystal because of different impurities bearing. |
| Physicalproperty |
easy to dissolve in water and can not dissolve in alcohol, acetone, ammonia; |
|
Xi:Irritant;
