Description: A greenish or yellow-brown crystalline solid. Density 15.0 lb /gal. Melts at 64°C and loses the seven waters of hydration at 90°C. The primary hazard is the threat to the environment. Immediate steps should be taken to limit its spread to the environment. Used for water or sewage treatment, as a fertilizer ingredient.

storage: Package:25kg/ bag with nontoxic polyethylene bags.

 

Technical Indexes

Technical Indexes	Required Standards	Actual Test Results
FeSo4.H20	91% min	91.4%
Fe	30% min	30.3%
Water Insoluble	0.50% max	0.4%
Heavy metal(pb)	10ppm max	8ppm
Arsenic(As)	10ppm max	9ppm
Cd	10ppm max	8ppm
Size	20-50 mesh	20-60 mesh
Appearance	Grey white powder	Grey white powder

Application Field:

In horticulture it is used for treating iron chlorosis. Although not as rapid-acting as iron chelate, its effects are longer-lasting. It can be mixed with compost and dug into to the soil to create a store which can last for years.] It is also used as a lawn conditioner, and moss killer.

 

Application Method:

1.Add suitable amount of FS to wastewater and then stir evenly.

2.The amount of FS is proportional to the polluting extent of wastewater, commonly 15-50 kilograms dosage to 1000ton wastewater.