Choline Chloride 50% Corn Cob

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CAS No.: 67-48-1
Nominal Concentration: 50% w/w Choline Chloride (on dry basis)
Carrier / Matrix: Corn cob powder

Appearance: Light brown to tan granular or powdered form
Odor: Mild amine / fishy odor in moist conditions
Solubility: Fully soluble in water; miscible with ethanol; insoluble in nonpolar solvents
pH (1% aqueous solution): ~6.0–8.0
Moisture Absorption: Hygroscopic — absorbs moisture under high humidity
Bulk Density: ~0.45–0.60 g/cm³ (packed)
Particle Size Distribution: ≥90% passes 20 mesh (or equivalent)
Stability: Stable in neutral to slightly acidic conditions; the corn cob carrier enhances flowability and reduces dust

Choline Chloride Content (Dry Basis): ≥50.0%
Loss on Drying / Moisture: ≤2.0% typical
Trimethylamine (TMA) Residual: ≤300 ppm
Heavy Metals (Pb, Cd, etc.): ≤0.002% typical
Impurity Limits: Minimal non-amine or non-carrier contaminants
Analytical Methods: Ion chromatography, titration, GC for volatile amines
Documentation: Certificate of Analysis (COA) and Safety Data Sheet (SDS) provided with each batch

May cause mild irritation to skin or eyes upon contact with dust
Use in a well-ventilated area; wear protective gloves, goggles, and dust mask if needed
Avoid inhalation of dust
Keep material dry; moisture exposure may cause caking

Packaging: Sealed, moisture-resistant bags (e.g., 25 kg) or bulk containers for powdered materials
Storage Conditions: Store in a cool, dry, well-ventilated location; protect from humidity and direct sunlight
Container Closure: Keep containers tightly sealed to prevent moisture ingress or caking
Shelf Life: 12–24 months under the recommended storage conditions

Company: China Amines
Email: info@chinaamines.com

COA, SDS and technical support available on request.