Permissible Toxin Amounts

The following toxins are not regulated if the amount under the control of a principal investigator, treating physician or veterinarian, or commercial manufacturer or distributor does not exceed, at any time, the amounts indicated in the table below.

HHS Toxins [§73.3(d)(7)] Amount
Abrin 1000 mg
Botulinum neurotoxins 1 mg
Short, paralytic alpha conotoxins 100 mg
Diacetoxyscirpenol (DAS) 10,000 mg
Ricin 1000 mg
Saxitoxin 500 mg
Staphylococcal Enterotoxins (Subtypes A, B, C, D, and E) 100 mg
T-2 toxin 10,000 mg
Tetrodotoxin 500 mg