久久AV色欲AV久久蜜臀,免费看黄网站APP网址,亚洲AV人无码激艳猛片服务器,精品成在人线AV无码免费看

Molecular formula ZnCl 2
Molecular weight 136.295

Physical and chemical properties
White hexagonal granular crystal or powder. The relative density is 2.91 (25/4°C). The melting point is 283°C. The boiling point is 732°C. Soluble in water, soluble in methanol, ethanol, glycerin, acetone, ether, insoluble in liquid ammonia. Strong deliquescence, can absorb moisture from the air and deliquescence.

Technology Index
People's Republic of China National Standard GB1625-79 %(m/m)

 

Item	Index
	Battery grade	First grade	Second grade
Content (calculated as ZnCl2), ≥	98.0	98.0	96.0
Oxychloride (as ZnO),	1.8-2.2	2.2	2.2
Sulfate(SO4),≤	0.01	0.01	0.05
Barium (Ba),≤	0.1	0.1	0.2
Iron (Fe),≤	0.0005	0.001	0.002
Lead (Pb), ≤	0.0005	0.001	0.002
Zinc sheet corrosion test	qualified	-	-

 

① Battery electrolyte
② Dehydrating agent and condensation agent in organic synthesis industry

② Catalyst for cation exchange resin
④ Solvent for producing polypropylene

⑤ Mordant, mercerizing agent and sizing agent in dyeing and weaving industry

⑥Production of reactive dyes and cationic dyes

Storage:

Store in a cool, ventilated and dry warehouse. It should be stored separately from water-containing substances and food chemicals, and should not be stored together.

Package:

Net weight 50Kg, 25Kg, lined with double-layer moisture-proof film, outsourcing equipment with woven bags, painted iron drums, galvanized iron drums, plastic drums and other packaging forms and specifications.

  Previous product：   None