- Overview
- Product Description
- Product Parameters
- Detailed Photos
- Packaging & Shipping
- Company Profile
Basic Info.
Product Description
Factory Zinc Sulphate Heptahydrate CAS 7446-20-0 Nutrient Food Pharma
Product details
1. Chemical Name: zinc sulfate heptahydrate
2. Molecular Formula: ZnSO4·7H2O
3. Molecular Weight: 287.54
4. CAS: 7446-20-0
5. Expiration: 24 months
6. Character: It is colorless, transparent prisms or small needles, or as a granular, crystalline powder. It contains one or seven molecules of water of hydration. The heptahydrate effloresces in dry air at room temperature. Its solutions are acid to litmus.
7. Usages: Nutrient.
Product Parameter
| Test item | Standard |
| Identification | Passes test |
| Assay(ZnSO4·7H2O) % | 99.0-108.7 |
| Acidity | Passes test |
| Alkalies and alkaline earths % | ≤0.50 |
| Cd mg/kg | ≤2.0 |
| Lead mg/kg | ≤4.0 |
| Hg mg/kg | ≤5.0 |
| Se % | ≤0.003 |
Factory Zinc Sulphate Heptahydrate CAS 7446-20-0 Nutrient Food Pharma
Packaging
Packing: 25kgs PP+PE bag or 25kgs paper bag.
Lead time: Normally it is 3-5days. It depends on your quantity and our stock.
1. 25kgs PP or kraft bag with pallets and wrapping films.
2. 25kgs cardboard drum, polyethylene bag as inner layer.
3.500/750/1000 KG jumbo bag
Customized packing is also available.
Shipping
You can choose different transport ways as follows, by sea, air, train or express
You are welcome to visit our factory at your convenience.
1. Your inquiry will be replied within 4-8 hours. (Online service)
2. Free samples can be sent on request.
3. Small quantity is also available. The MOQ is 25kgs.
4. We have more than 8 years experience in sales and production.
5. Customized packing and production are available.
6. Your products can be delivered on time.
7. We have professional forwarders in different cities.
About us
Lianyungang Zhonghong Chemical Co., Ltd. is located in Lianyungang, Jiangsu province. It is a fine chemical enterprise based on high purity inorganic salt and food additive's R&D and production. We specialize in producing food additives, pharmaceutical auxiliaries and high purity inorganic salt series products including Ca, Mg, Zn, Fe, K, Na and other series inorganic chemicals.
We adhere to the principle of honesty and innovation, insisting on a high starting point, seeking a breakthrough in our products.
We take product quality as the foundation, customer first as the fundamental enterprise spirit, providing high quality products and excellent service for the food additive profession.
We warmly welcome customers from all over the world to cooperate with us and jointly build a splendid future!
FAQS
1. How long can I get your reply?
A: Within 4-8 hours.
2. May I get some samples?
A: Free sample can be sent on your request but express charges are on your account.
3. Is this price on the page correct?
A: The listed price is only for reference, for latest price, please contact us directly.
4. What is your delivery time?
A: 3-5 working days normally and it depneds on your quantity and our stock.
5. What is your payment term?
A: L/C at sight,T/T in advance and alibaba trade assurance.
6. May I visit your factory?
A: Welcome to visit our factory at your convenience.