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Copper hydroxide
Copper hydroxide Cu(OH)2 CAS 20427-59-2

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Copper hydroxide Cu(OH)2 CAS 20427-59-2 used for cupric salts, medicines, feed additives, bactericides and as analytical reagent, as catalyst, dye mordant, pigment, paper staining agent etc.


Description

Copper hydroxide is blue or bluish green gelatin or light blue crystalline powder, relative density: 3.368. soluble in acids, ammonia water and alkali metal cyanides, carbonates, acidic carbonates solution, insoluble in water, will turn darker when heated at 60-80°C, and will be decomposed into black cupric oxide and water at higher temperature. 


Specification

Type                      95%TC,   97%TC,   50%WP,   77%WP,   80%WP

Cu(OH)2 %           ≥ 95
Cu %                    ≥ 62.34
Fe %                     ≤0.2

HCl Insoluble %     ≤0.2

Recommended dosage   2~4 kg a.i./ha or 300-400 g a.i./100 L.

 

Application

1. Protectant fungicide and bactericide. Deposits must be on the crop before fungal spores begin to germinate. For control of Peronosporaceae in vines, hops, and brassicas; Alternaria and Phytophthora in potatoes; Septoria in celery; and Septoria, Leptosphaeria, and Mycosphaerella in cereals, at 2-4 kg/ha or 300-400 g/100.

2. It is used for cupric salts, analytical reagent, as catalyst, dye mordant, pigment, paper staining agent etc.


Packaging
25kg per bag
20mt per 20ft container

Storage & Handling

Stored in draughty and dry warehouse. Packing bag must be tied tightly to prevent dampness

Always refer to the Material Safety Data Sheet (MSDS) for detailed information on handling and disposal.


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