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	Gamma-Aminobutyric Acid (GABA)	-
CAS No.	56-12-2	-
Molecular Formula	C₄H₉NO₂	-
Key Specifications
Purity (HPLC)	≥ 99.0%	HPLC
Appearance	White to off-white crystalline powder	Visual Inspection
Particle Size	95% passing 80 mesh	Sieve analysis
Loss on Drying	≤ 0.5%	105°C, Gravimetric method
Specific Rotation [α]₂₀D	+18.5° to +21.5°	Polarimetric method
pH (1% Aqueous Solution)	6.5 - 7.5	Potentiometric method
Microbiological Quality
Total Plate Count	≤ 1,000 CFU/g	USP <61> / ISO 4833-1
Yeast & Mold	≤ 100 CFU/g	USP <61> / ISO 21527-2
Escherichia coli	Negative / 1g	USP <62>
Salmonella spp.	Negative / 10g	USP <62>
Staphylococcus aureus	Negative / 1g	USP <62>
Heavy Metals & Contaminants
Lead (Pb)	≤ 1.0 mg/kg	ICP-MS
Arsenic (As)	≤ 0.5 mg/kg	ICP-MS
Cadmium (Cd)	≤ 0.5 mg/kg	ICP-MS
Mercury (Hg)	≤ 0.1 mg/kg	ICP-MS
Residual Solvents	Complies with USP <467>	GC
Packaging & Services
Minimum Order Quantity (MOQ)	1 kg	-
Free Sample	Available (10-20g)	-
Standard Packaging	1 kg/aluminum foil bag, 25 kg/fiber drum	-
Shelf Life & Storage	24 months in a cool, dry place (<25°C) in original, sealed packaging	-
Custom Services	OEM/Private Label Packaging, Custom Blending (with other nootropics), COA & MSDS Provision	-

Note: The specifications above define our standard GABA Powder product profile, manufactured under GMP guidelines. We also provide customization options—such as adjustments to particle size distribution—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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GABA Powder

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