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	L-Phenylalanine	-
CAS No.	63-91-2	-
Molecular Formula	C₉H₁₁NO₂	-
Key Specifications
Assay (on dry basis)	≥ 99.0%	HPLC
Appearance	White to Off-White Crystalline Powder	Visual Inspection
Loss on Drying	≤ 0.5%	Karl Fischer
Specific Rotation [α]²⁰D	-33.0° to -35.5°	Polarimetry
Residue on Ignition	≤ 0.1%	Gravimetric
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)	≤ 0.1 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 L-Phenylalanine product profile. We also provide customization options—such as adjustments to particle size distribution and packaging—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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L-Phenylalanine Powder

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