Benzidine Back Catalog number: 43024 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4688-100-ACX10 Custom Mix deuterated pesticides, Internal standards 100ug/mL in aceton 10 x 1ml 8 compounds 2932. 2,4-D D3 (old pr. nr. 9506.), 9764.Bentazone D6, 9508.DNOC D3 (instead of D5) 9507.Dichlorprop D3 (instead of D6) 2921. MCPA D3 (instead of D Price on request P0511 Propyl Propionate, >98%, 25ml Price on request 94454 Crotonaldehyde Price on request