US$880.00-900.00
|
1 Ton
(MOQ)
|
Basic Info.
Certification
ISO9001, ISO
Application
Vegetables, Flowers, Fruit
Infection on Soil
Physiological Neutral
Chemical Character
Chemical Neutral
Compound Type
Industrial Waste Containing Trace Elements
Nutrient Composition
Mixed Fertilizer
Transport Package
25kg/Bag
Product Description
Zinc Sulfate Heptahydrate Chemical Name: Zinc sulfate
Molecular Formula: ZnSO4·7H2O
Molecular Weight: 287.54 (Heptahydrate)
CAS: 7446-20-0 (7H2O)
Character: Colorless or white crystalline powder, odorless. Efflorescence in air. Acid hydrometer is 1.957 (25/4) to litmus. Melting point is 100. Soluble in water and glycerol, insoluble in ethanol. Light toxicity, loses crystal water at 280.
Provided by Nanjing Jiayi Sunway Chemical Co., Ltd.
Nanjing Jiayi Sunway Chemical Co., Ltd. Product Description Usage: Our product serves as a versatile additive, suitable for use in food, animal feed, printing, dyeing, and timber preservation. It is also utilized as an analytical reagent.
Packing: Each package contains our product in a polythene inner layer and a compound plastic woven outer layer, with a net weight of 25kg per bag.
Storage and Transport: To maintain product integrity, store in a dry, well-ventilated warehouse, away from water and moisture during transport. Handle with care during unloading to prevent bag damage. Store separately from toxic substances.
Index | Specification | GB25579-2010 | FCC,1996 |
content w/% | ZnSO4.H2O | Content | ZnSO4.H2O | 99.0 | 99.0 |
ZnSO4.7H2O | ZnSO4.7H2O | 99.0 | 99.0 |
(As), mg/kg ≤ | As | 0.0003 | -- |
alkali metal w/% ≤ | Alkali metal | 0.50 | 0.5 |
acidity | PH | pass test | normal |
(Se), mg/kg ≤ | Se | 0.003 | 0.003 |
(Hg), mg/kg ≤ | Hg | 0.0001 | 0.0005 |
(Pb), mg/kg ≤ | Pb | 0.0004 | 0.001 |
(Cd), mg/kg ≤ | Cd | 0.0002 | 0.0005 |