ABZ Valves 400 ABZolute Butterfly Valves. 2 Integrally Cast Disc Position Stop Machined position stop in the body locates the disc in the seat to achieve maximum sealing and seat life. Body High quality one-piece casting provides consistent uniformity.
(Abz,K-Dnp,Acp) was performed using the CEM Liberty automated microwave peptide synthesizer. The coupling reagents was the same as above described. As to DNS (dansyl chloride) coupling, the peptide resin was treated with 5 eq of DNS and 2 eq of DIPEA in 3 ml dry DMF for 4 h at 35oC. After the incorporation of all amino acids, the resin was