Products
Coking stage
Headquartered in China's historical and cultural city, the Yangtze River (Hunan) only port-Hunan Yueyang. The company has an advantageous geographical location and unique and convenient land and water transportation conditions. After more than ten years of development, the company has established more mature and stable sales channels in the domestic and foreign markets, creating a staff with high service awareness and strong execution; it has accumulated a wide range of reputation for integrity
Category: Products
Keywords: poly source, petroleum, chemical industry
ammonium sulfate
CAS NO.:7783-20-2
EINECS NO.:231-984-1
H.S.Code:31022100
Formula:(NH4)2SO4
Features:
Industrial products are white or light-colored crystals with a relative density of D = 1.769, decomposition at 235 ℃, soluble in water, acidic aqueous solution, insoluble in ethanol and acetone, hygroscopic, consolidated into blocks after moisture absorption, and ammonia gas is released under the action of alkalis.
Use:
Mainly used in the manufacture of compound fertilizer, potassium sulfate, ammonium chloride, ammonium persulfate, etc.; can also be used for mining rare earth ore.
Packing:
Multi-layer bag (outer bag plastic woven bag, inner bag polyethylene film bag) or composite plastic woven bag (plastic woven fabric/film) packaging
25KG/50KG/ton package, can be customized according to customer requirements
Storage and transportation:
Available cars, trains, ships and other means of transport, in the process of transport should be moisture-proof and anti-bag damage.
It should be stored in a flat, cool, ventilated and dry warehouse. It is strictly prohibited to contact with alkaline substances such as lime and cement or put in the same inventory. The stacking height of packages should be less than 7m.
Product Classification:
Coking grade ammonium sulfate: a by-product of coking.
Quality standard: nitrogen content-≥ 20.5; Moisture-≤ 1%.
Technical specifications (implementation of national standard GB535-1995)
| Project |
Superior products |
First Class |
Qualified products |
| Appearance |
White crystal, no visible mechanical impurities |
White/off-white without visible mechanical impurities |
No visible mechanical impurities |
| Nitrogen content (on dry basis),% ≥ |
21 |
21 |
20.5 |
| Moisture (H2O),% ≤ |
0.2 |
0.3 |
1 |
| Free acid (H2SO4) content,%≤ |
0.03 |
0.05 |
0.2 |
| Iron (Fe) content,% ≤ |
0.007 |
/ |
/ |
| Arsenic (As) content,% ≤ |
0.00005 |
/ |
/ |
| Heavy metal content (in pb),%≤ |
0.005 |
/ |
/ |
| Water insoluble content,% ≤ |
0.01 |
/ |
/ |
| Note: When ammonium sulfate is used in agriculture, it is not necessary to test the contents of iron, arsenic, heavy metals and water insoluble substances. Packing: 25 kg/bag, 50 kg/bag, 1000 kg/bag, 1200 kg/bag, 1250 kg/bag |
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Small crystal 0.1-1.4mm after sieving
Industrial products are white or light-colored crystals with a relative density of D = 1.769, decomposition at 235 ℃, soluble in water, acidic aqueous solution, insoluble in ethanol and acetone, hygroscopic, consolidated into blocks after moisture absorption, and ammonia gas is released under the action of alkalis.
Caprolactam grade ammonium sulfate
Industrial products are white or light-colored crystals with a relative density of D = 1.769, decomposition at 235 ℃, soluble in water, acidic aqueous solution, insoluble in ethanol and acetone, hygroscopic, consolidated into blocks after moisture absorption, and ammonia gas is released under the action of alkalis.
Caprolactam grade ammonium sulfate (more than or equal to 1.4 mm90% after screening)
Industrial products are white or light-colored crystals with a relative density of D = 1.769, decomposition at 235 ℃, soluble in water, acidic aqueous solution, insoluble in ethanol and acetone, hygroscopic, consolidated into blocks after moisture absorption, and ammonia gas is released under the action of alkalis.
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