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                Hello, Welcome to Shanghai Daiyuan Fine Chemical Co., Ltd.!

                Cupric salts

                Cuprous Oxide

                Product name: Cuprous Oxide

                Other name: Copper(I) Oxide

                CAS No.: 1317-39-1

                Molecular Formula:

                Cu2O

                Molecular Weight: 143.09

                Characters: Red powder. Specific wt.: 6.00,m.p.: 12350C,b.p.: 18000C. Can be easily oxidized in humid air, soluble in acids and ammonia water, ammonium chloride, insoluble in water and alcohols. Will be slowly oxidized into cupric oxide in humid air; stable in dry air; toxic.?

                Specifications:

                Cuprous oxide LR Best technical grade Technical first grade Agricultural grade
                Item Spec. Spec. Spec. Spec.
                Cuprous oxide(Cu2O)% ≥98 ≥97 ≥96 ≥95
                Copper content(Cu)% -- ≤1.0 ≤2.0?/DIV> ≤2.5
                Total percent reduction(asCu2O)% -- ≥98 ≥97 ≥96
                Total copper(Cu)% -- ≥87 ≥86 ≥86
                Chlorides(Cl) % ≤0.2 ≤0.2 ≤0.5 --
                Sulphates(SO4)% ≤0.02 ≤0.1 ≤0.5 --
                Water% ≤0.2 ≤0.5 ≤0.5 ≤0.5
                Sol. in acetone % -- ≤0.5 ≤0.5 --
                Stability test -- ≤2.0 ≤2.5?/DIV> ≤2.5
                Fineness(45um sieve residue) % -- ≤0.3 ≤0.5 --
                100-mesh sieve residue≤0.5 -- -- -- ≤0.5
                Insol. in nitric acid 75um sieve residue% -- ≤0.1 -- --
                Fe% ≤0.05 ≤0.05 ≤0.05 --
                As% ≤0.002 ≤0.02 ≤0.02 ≤0.025
                Moisture% -- ≤0.5 ≤0.5 --
                Non-precipitate in sulfureted hydrogen % ≤1 --
                --
                --

                Product Usage: It is used for ship bottom anti-fouling paint, bactericides, ceramic colorant, glass staining agent, and analytical reagent etc.

                Packaging: In 25Kg composite paper bag lined with plastic bag, closed tightly.

                Storage Precautions: Stored in dry and draughty warehouse; no mixing with oxidants; containers should be sealed tightly to prevent air; kept away from strong acids, alkali and food; fight fire with water.

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