产品名称	硫酸锌	用途级别	饲料/兽药/化纤/肥料级
含量	22%（％）

low impurity --

zinc sulphate heptahydrate.

(zn: 21%, 21.5% min.)

elemental zinc: 21% or 21.5% min. as buyer’s requirement.

as<10ppm,

cd <10ppm,

pb<15ppm,

fe <100ppm.

insoluble matter in water < 0.05%

appearance:

super fine white & free flowing crystal, none caking.

suit for:

animal medicine

animal medical treatment

animal feed aditive

fertilizer

chemical fiber