That's not how you calculate the rate of concentration. You're calculating the rate of mass reduction from a 50-pound sample to a 29-gram sample, which is approximately 782.06. This figure does not apply to the rate of concentration.
Like I said earlier, this stuff is better left to the pros. Not to mention, Steve Dobson DID indeed sign off on this PR. If you read carefully he is mentioned as certifying the integrity of the sample process.
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