Zinc sulfate heptahydrate

1.physical properties：

Products are in white or light yellow crystalline powder.

2. the product standard code：HG/T2326-92 and Q/OHNP011-95

3. chemical composition：

Brand	content not less than（%）		the impurity content (%) no greater than (%)
Brand	ZnSO₄．7H₂O	Zn	Pb	Fe	Mn	Cd	Cu	Cl	PH value(50 g/l)	water insoluble
classy article	99.0	22.51	0.002	0.005	0.01	0.002	0.002	0.20	3.0	0.020
grade a	97.0	22.06	0.010	0.020	0.010	0.010	—	0.60	3.0	0.050
Common grade	92.0	20.92	0.010	0.060	—	—	—	—	—	0.10

4. Use:

Seven water often used as the materials in the LiDeFen, selecting mines reagents, coal dye and man-made fiber concreting, wood of the protection agent, agricultural micronutrient fertilizer and feed additives.

5. Packaging

The product USES the woven bag lined with plastic bag packaging, shall not bale off . the net weight of each bag is 50 kg, it shall be marked on a bag that product name, weight, name of the manufacturer, production date, quality level and moisture proof waterproof the words.

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Zinc sulfate heptahydrate

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