Ractopamine has been approved to be fed to swine at levels of 4.5 to 18 grams per ton (5-20 ppm) from 150 pounds to market weight (last 90 pounds of gain prior to slaughter). In these trials, ractopamine increased fat-free lean gain by 34% and empty body protein accretion by 24%. Ractopamine increased growth rate while decreasing feed intake. Tenth rib fat depth was reduced by 13.7% and lean mass increased by 11%. Dressing percent increased from 73.3 to 74.4%. Trials have shown that pigs fed Paylean require up to 41 pounds less feed and up to 4 fewer days to reach market weight.
The US Food and Drug Administration (FDA) Centre for Veterinary Medicine(CVM) has determined that ractopamine is safe and effective as a swine feed ingredient in 1999,and may be used in market hogs.
Quality standard : the enterprise export standard
Assay : MIN 98.5%

Added: 20.08.2007 Offer viewed: 357 (hits)

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