Internal Standards Mix 33, 2000 ng/µl, 1ml Back Catalog number: YA08273300TO Availability: In the manufacturer's stock Price on request - + Recommended 675772 Mepronil, 100 µg/ml, Ethyl acetate, 5ml Price on request 679299 (-)-Nicotine, 10 µg/ml, Methanol, 10ml Price on request D436452 Diclofenac-d4, 1mg Price on request