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 | 0.5%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; |
3).Storage and transportation:
Should be stored in a cool, ventilated, dry warehouse, pay attention to moisture. Avoid the common storage and transportation of acids and bases. The transport process to prevent rain and sun exposure. Be careful when handling, packaging to prevent breakage. When the fire, water, sand, carbon dioxide fire extinguisher.
4).Technical conditions:
Implementation of the national standard of the people's Republic of china.
5).Advantages of our products
(1) Anhui Runquan Trading Company is specializing in the chemical fertilizer processing and sales, and has the self-management import and export rights.
(2) The quality is the life of our company ,the good faith is the foundation of our company.
(3) Our company have a long-term relationship with many famous steel plants in China.
(4) Our products are also exported to many countries and regions of the world, such as Vietnam, Thailand ,Indonesia, Malaysia, Philippines,South korea and Japan etc.and enjoy a high reputation.
