CAS Number

28302-36-5

Molecular Formula

C₃₄H₂₉CuN₄NaO₇^(-2)

Molecular Weight

692.16

Molecular Structure

Packing

25kg/drum

Storage

Keep sealed and protected from light. Store in a cool, dry place.

Application

Used as nutritional supplements or nutritional fortifiers.

Characteristics

Dark green fine powder

Identification

Absorptance

568 min.<857>

Assay

100% min.

Ratio (A₄₀₅/A₆₃₀)

3.0-3.9

Other Components

Content of Total Copper

≥ 4.25% on dried basis

Content of Chelated Copper

≥ 4.0% on dried basis

Content of Sodium

5% --7% on dried basis

Nitrogen Determination

≥ 4.0%<461>

Impurities

Limit of Ionic Copper

≤ 0.25% on dried basis

Residue on Ignition

≤ 30% on dried basis <281>

Iron

≤ 0.50% <241>

Specific Tests

Total Plate Count

≤ 1000 CFU/g

Yeast

≤ 100 CFU/g

Mould

≤ 100 CFU/g

Salmonella

Absence

E. Coli.

Absence

pH

9.5 - 10.7 (in a solution 1 in 100) <791>

Loss on drying

≤ 5% (at 105°C for 2 hours) <731>

Test for Fluorescence

No fluorescence is visible

Standard

USP 2026