Molecular formula： [Fe₂(OH)n(SO₄)₃-_0.5n]m, 0.5<n<1, m=f(n)
Quality index
Content： GB14591-93（II）
Properties
1, Iron dry content，≥18.5%；

2, Reducing substance（calculated Fe₂+）Content，≤0.15%；

3, Basicity，9.0-14.0%；

4, Arsenic（As）Content，≤0.0008%；

5, Plumbum（Pb）Content，≤0.0015%；

6, Insoluble content，≤0.5%

Use
It is mainly used as water purification agent that is widely used in daily drink water, industrial water, industrial sewage, urban sewage, etc.

Storage method：Store in dry, damp-proof and cool place. Avoid toxic substance pollution, heat and damp. No breaking of packing.

Performance：

1, New-style, excellent, high efficiency, iron salt inorganic macromolecular water purification agent.

2,Excellent coagulation performance, speedy sedimentation.

3,Excellent water purification effect without any aluminum, chlorine and heavy metal ion content. Nontoxic and harmless.

4,Obvious decoloring, deodorizing, dehydration, oil-removing, degerming, heavy metal ion removing, etc.

5,It is fit for water PH value 4-11 and the most proper Ph value is 6-9.

6,It has well finishing effect for micro-pollution, low-temperature muddy water.

7,It has especially well effect for highly muddy water.

8,Little dosage and low cost.

Storage method：Store in dry, damp-proof and cool place. Avoid toxic substance pollution, heat and damp. No breaking of packing.

Effective substance content：28%