| ≥1 piece |
Zinc sulfate
Chemical formula ZnSO4, is the most important zinc salt, for colorless rhombic crystal or white powder, its seven hydrate (ZnSO4·7H2O) commonly known as white alum, is a natural mineral.Soluble in water, and store in a sealed and cool place.
Specification:
| Product | Zinc sulphate |
| Zn | 36% min |
| As | 5ppm Max |
| Cd | 10ppm Max |
| Pb | 10ppm Max |
| Hg | 5ppm Max |
| Fe | 100ppm Max |
| Insoluble matter in water | 0.01% Max |
| Appearance | Fine white Free Flowing Powder granular Snow white Color. |
| Granular | Zn: 35.5% min, or 36% min (Bangladesh Standard) Pb/As/Cd: 10 ppm max, Size: 2-4mm, 1-3mm |
It is the main raw material for making zinc-barium white and zinc-salt, used as mordant for printing and dyeing, preservative for wood and leather, and an important auxiliary material for producing viscose fiber and vinylon fiber.
Can be used to prevent fruit tree nursery disease, but also a crop zinc microelement fertilizer is a common fertilizer, can do base fertilizer, leaf fertilizer.
Used medicinally as an emetic.
Packing Details : 25kg/PP+PC bag, 500kgs bag, 1000kgs bag or customized etc.
Delivery Details : about one to two weeks
25kgs/kraft bags with a pallet and wrapping film
25kgs/kraft bags without pallets
1000kgs ton bag
Q1: Are you a manufacturer?
A: Yes, We are professional manufacturer involved in this field more than 15 years.
Q2: What's your MOQ?
A: Normally, our MOQ is 1 FCL, but we could apply less quantity if customers have special requirements on quantity, just the price for LCL will be a little higher than FCL.
Q3. How can I get the new price of a product?
A: Please provide the exact or approximate quantity, packing details, destination port or special requirements, then we could give you the price accordingly.
Q4: How can I get a sample?
A: We can provide free samples for your test, but samples freight should be paid by your side.
Q5. How do you garantee the quality?
A: First of all, our quality control will reduce the quality problem to near zero. When the production is finished, they'll take samples from every batch of cargo, and send to our lab for inspection. After passed the inspection, then we will arrange the delivery.
Q6. How about your after-sale service ?
A: If any technical or quality problem after you receive the cargo, you can contact us any time. If the problem caused by us, we will send you free goods for replacement or refund your loss.