Customization: | Available |
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CAS No.: | 7758-99-8 |
Formula: | CuSo4.5H2O |
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Copper sulfate is an inorganic compound, inorganic industry used to manufacture other copper salts such as cuprous chloride, copper chloride, copper pyrophosphate, cuprous oxide, copper acetate, copper carbonate, etc. The common form of copper sulfate is crystal, anhydrous copper sulfate is a white crystal powder, may also contain impurities and appear light gray-green, is a soluble copper salt. The relative density is 3.603, the solubility in water at 25 °C is 23.05g, insoluble in ethanol and ether, soluble in water, the aqueous solution is blue, it is a strong acid and weak alkali salt, the hydrolyzed solution is weakly acidic, and it has a strong ability to kill pathogens in Chemicalbook, and is widely used in the prevention and control of fish diseases in aquaculture. The solution is concentrated and crystallized, copper sulfate pentahydrate blue crystals can be obtained, commonly known as cholelum, stone gall, copper alum or blue alum, toxic, odorless, with metallic astringency, very stable at room temperature and pressure, no deliquescence, in dry air will gradually weather, heating to 45 °C loss of two-molecule crystal water, 110 °C loss of four-molecule crystal water, 150 °C loss of all crystal water into anhydrous (water absorption can be transformed into cholelite), 650 °C is decomposed into copper oxide and sulfur trioxide.
ITEM | Flotation Grade | Industrial Grade | Feed Grade | Electroplating Grade |
CuSO4.5H2O %≥ | 96 | 98 | 98.5 | 99 |
Cu %≥ | 24.5 | 25 | 25.1 | 25.2 |
H2SO4 %≤ | 0.2 | 0.2 | 0.2 | 0.2 |
Water Insoluble%≤ | 0.2 | 0.2 | 0.2 | 0.1 |
Pb ≤ | 10ppm | 10ppm | 10ppm | 10ppm |
As ≤ | 5ppm | 5ppm | 4ppm | 5ppm |
25kg/bag
1. Are you a trading company or a factory?
Yes, we are a factory with nearly 20 years of experience.
2. How do you control the quality?
We have professional quality inspectors and keep samples of each order for two years, so we also support third party testing, such as SGS, BV, etc.
3. What are your payment terms?
T/T or L/C AT SIGHT for first time cooperation.
4. What is the weight of your unit package?
25kg or 50kg with PE bag or as your requirement.
5. Can I get samples before I order?
Yes, of course you can, we will give you free samples within 3 days.
6. Can I package it according to my logo?
Of course you can, you just need to provide the package design.
7. What is the delivery time?
The delivery time for sample orders is usually 4-7 working days after receiving full payment. For bulk orders, it is about 10-20 working days after receipt of deposit.
8. What is the port of loading?
Usually Shanghai, Qingdao or Tianjin (major ports in China).