初高中生洗澡福利网站,久久久久综合网久久,欧美精品一本久久男人的天堂,久章草国语自产拍在线观看,性xxxx欧美老妇胖老太多毛,人妻体体内射精一区二区
三聚氯氰

product

聯(lián)系我們

YINGKOU SANZHENG ORGANIC CHEMICAL CO., LTD. LIAONING CHINA

Address: No. 51, Xinxinli, Daqing Road, Zhanqian District, Yingkou City, Liaoning, China電話:0417-3638868
Fax: 0417-3638868

Email: ykszgs@sohu.com

Zip code: 115001

URL::m.sixpenceproductions.com


Liquid ammonia

Liquid ammonia

details

product name

Liquid ammonia (liquid anhydrous ammonia) Molecular formula: Hn3 (molecular weight: 17.03)

product quality

The product meets the requirements of the technical indicators of the national standard GB536-88 "Liquid Anhydrous Ammonia".

Indicator name

The ammonia content of the first-class product, (%) ≥ 99.9; the ammonia content of the first-class product, (%) ≥ 99.8; the ammonia content of the qualified product, (%) ≥ 99.6. Residue content, (%)≤0.1 (weight method); moisture, (%)≤0.1; oil content, (㎎/㎏)≤5 (weight method) 2 (infrared spectroscopy); iron content, (㎎/㎏ )≤1.

use

This product is a colorless liquid with a density of 0.6028㎏/L at 25°C and a boiling point of -33.4°C under standard atmospheric pressure.

use

Liquid ammonia can be used as fertilizer, and its nitrogen content is 82.3%. In the chemical industry, it is often used in the manufacture of urea, ammonium sulfate, ammonium nitrate, ammonium phosphate, soda ash, explosives, nitric acid, and also used in the manufacture of various amino, acyl and other organic chemical products. It is also needed in metallurgy, medicine, food, processing and other industries. The use of liquid ammonia is also a common refrigerant for large and medium-sized refrigerators.


Recently Viewed:

Related product:

Related news:

初高中生洗澡福利网站,久久久久综合网久久,欧美精品一本久久男人的天堂,久章草国语自产拍在线观看,性xxxx欧美老妇胖老太多毛,人妻体体内射精一区二区