Tetrodotoxin

As indicated on product label or CoA when stored as recommended. Stable for at least 1 year after receipt when stored, as supplied, at -20°C. Stock solutions are stable for up to 3 months at -20°C.

Soluble in dilute acetic acid (e.g. 1mg/ml in 10mM HOAc or 10mg/ml in 0.1M HOAc) or in citric acid/sodium citrate buffer, pH 4.8 (e.g. 1mg/ml in 20mM buffer) . Do not use alkaline solution.