For B2B partners requiring detailed technical documentation. A comprehensive, batch-specific Certificate of Analysis (COA) will be provided promptly upon request.

Parameter	Specification	Test Method
Identity
Product Name	Magnesium Citrate Powder	-
CAS No.	3344-18-1	-
Appearance	White or off-white, free-flowing powder	Visual Inspection
Key Specifications
Assay (as Mg)	≥ 15.0%	Titration
Purity (as Mg Citrate)	≥ 99.0%	HPLC
Solubility	Freely soluble in water, clear solution	Visual / Gravimetric
Loss on Drying	≤ 3.0%	USP <731>
Mesh Size	80-100 Mesh	Sieve Analysis
Safety & Quality
Heavy Metals
- Lead (Pb)	≤ 3.0 mg/kg	ICP-MS
- Arsenic (As)	≤ 3.0 mg/kg	ICP-MS
- Cadmium (Cd)	≤ 1.0 mg/kg	ICP-MS
- Mercury (Hg)	≤ 1.0 mg/kg	ICP-MS
Total Plate Count	≤ 1000 CFU/g	USP <61>
Yeast & Mold	≤ 100 CFU/g	USP <61>
E. Coli	Negative	USP <62>
Salmonella	Negative	USP <62>
Certifications	ISO 9001, GMP (Certificates available upon request)	Audit Certification

Note: The specifications above define our standard Magnesium Citrate Powder product profile. We also provide customization options—such as adjustments to particle size and solubility characteristics—to meet specific formulation requirements. Contact us to request the full Certificate of Analysis (COA) for detailed, batch-specific data and supporting compliance documentation.

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Magnesium Citrate Powder

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