Copper Hydroxide

Product name: Copper Hydroxide

Other name: Cupric hydroxide, copper(II) hydroxide

CAS No.: 20427-59-2

Molecular Weight: 97.56

Characters: 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℃, and will be decomposed into black cupric oxide and water at higher temperature.

Specifications:

Cupric Hydroxide	Chemical pure	High-purity grade	Stable pesticide grade	Technical 1st grade	Technical 2nd grade
Assay %	≥98	≥98	≥95	≥96.5	≥95.0
Copper content %	≥64	≥64	≥62	≥63	≥62
Cd%	≤0.001	≤0.001	≤0.0005	≤0.0005	≤0.0005
As%	≤0.003	≤0.005	≤0.01	≤0.01	≤0.01
Pb%	≤0.003	≤0.005	≤0.027	≤0.02	≤0.03
Insol. in HCl %	≤0.2	≤0.2	--	≤0.2	--
Fe%	≤0.1	≤0.1	--	≤0.1	--
Mg%	≤0.5	≤0.5	--	≤0.5	--
Ca%	≤0.5	≤0.5	--	≤0.8	--
pH-value(10 %)	--	--	6.5-7.5	6.5-7.5	6.5-7.5
Hg%	--	--	≤0.0005	≤0.0005	≤0.0005
Heating loss (105℃) %	--	--	≤5.0	--	--

Product Usage: It is used for cupric salts, medicines, feed additives, bactericides and as analytical reagent, as catalyst, dye mordant, pigment, paper staining agent etc.

Packaging: In 25kg kraft paper bag lined with double-layer plastic bag or upon clients' requests

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