Высокочистый 99% сульфат железа/сульфат железа гептагидрат CAS

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Chemical name 
Ferrous sulfate heptahydrate
Other name
Iron sulfate heptahydrate, Ferrous sulfate, Iron sulfate
CAS #
7783-20-2
Purity
99%
Molecular formula
7782-63-0
Molecular weight
278.01
Chemical Properties
Blue-green monoclinic crystals or particles. No smell. The surface oxidizes to brown basic ferric sulfate in moist air. It becomes tetrahydrate at 56.6℃ and monohydrate at 65℃. Soluble in water, almost insoluble in ethanol.
Application
Used as Chromatographic analysis reagent. Drop analysis for platinum, selenium, nitrite and nitrate. Reducing agent. Make ferrite. Clean water. Polymerization catalyst. Photoengraving, etc.
Packing
500g/1kg/25kg or as request


Product Paramenters


ITEM
STANDARD
FeSO4·7H2O
≥ 99%
Water insoluble matter
≤ 0.005%
Cl
≤ 0.001%
Pb
≤ 0.002%
N
≤ 0.001%
PO4
≤ 0.0005%
Zn
≤ 0.005%
Mn
≤ 0.05%
Cu
≤ 0.02%
Fe
≤ 0.02%
As
≤0.0002 %
 Ammonia non precipitate (in sulfate)
≤0.05%


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1. who are we?
We are based in Zhejiang, China, start from 2020,sell to Southeast Asia(30.00%),Eastern Asia(20.00%),North America(10.00%),Africa(10.00%),South Asia(10.00%),Eastern Europe(5.00%),Western Europe(5.00%),Southern Europe(5.00%),Domestic Market(5.00%). There are total about 11-50 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Precious Metal Catalyst,Rare Earth Materials,Organic Solvent,Laboratory Chemicals / Reagents

4. why should you buy from us not from other suppliers?
We, Hangzhou Baoran Chemical Co., Ltd., have rich experience in chemicals for more than 10 years. Established good business relations with manufacturers. And we have strong logistics supply chain support. Our aim is to make purchase easier and cheaper.

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,CIP,FCA,CPT,DDP,DDU,Express Delivery;
Accepted Payment Currency:USD,EUR,CNY;
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