EtG can be detected by our assay system at levels even below 100 ng/ml, but we build in a âmargin of safetyâ so that at 100 ng/ml we are very certain that EtG is present, indicating even small amounts of drinking.
According to the Writerâs Market, the average is $35. Experienced copy editors might be able to edit about 10 pages per hour, which would mean they make $0.014 per word if they charge an hourly rate of $35. That makes $1,120 for an 80,000-word manuscript. According to the EFA, basic copyediting for an average-length manuscript would cost $960-2,560.
According to The Writerâs Market, the average for proofreading is $3 per page, for copy editing $4 per page, and for content editing you can expect to charge around $7.50 per page. I have charged both hourly, and per-page, and donât really have a preference.