Appearance: Light green powder Purity: 97% min Ferrous iron (Fe2+): 20% min Water insoluble: 0.2% max

Property:

This product can be used to adjust the pH value of soil, improve soil station, stimulate the formation of chlorophyll, and prevent and cure the Fe-deficient syndrome.

Specification:

Appearance: Light green powder

Purity: 97% min

Ferrous iron (Fe2+): 20% min

Pb: 20 ppm max

As: 3 ppm max

Cd: 5 ppm max

Water insoluble: 0.2% max

Name	FeSO4.7H2O
Purity	97%
Fe2+	21%
Pb	20PPM
As	3PPM
water insoluble	0.2%

Ferrous Sulfate Heptahydrate