N-Acetyl-L-Tryptophan Powder Manufacturer
N‑Acetyl‑L‑Tryptophan as Technical & Quality Specifications (Food Grade)
Purity: ≥98% (food grade); ≥99% (pharma/functional food grade).
Appearance: White/off‑white crystalline powder; odorless, slightly bitter taste.
Solubility: Slightly soluble in water (≈1 g/L at 25 °C); soluble in hot water/ethanol.
Stability: Stable at pH 4-9; heat‑stable up to 121 °C; resists oxidation/racemization.
Contaminants: Heavy metals (Pb < 1ppm, As < 0.5ppm); microbial limits (total plate count < 1000 CFU/g).
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