Rooibos tea - pyrrolizidine alkaloids (spiked and incurred)

The rooibos tea (powder) contains incurred residues of the pyrrolizidine alkaloids

• senecionine-N-oxide / integerrimine-N-oxide, and
• retrorsine-N-oxide / usaramine-N-oxide,

and spiked levels of the pyrrolizidine alkaloids

• europine, 
• retrorsine,
• senecionine,
• seneciphylline,
• senecivernine-N-oxide,
• senkirkine, and
• trichodesmine.

Please refer to the specification. 

The reference material is available until April 2024 (or until end of stock).