Industrial Hygiene Surface Sampling Method Summary

Name(s) of Compound Betamethasone Sodium Phosphate
CAS # 151-73-5
Method Report Number SBM255–R0
Analytical Method HPLC-UV
Swabbing Media Two CleanTips Swabs TX715
Swabbing Solution Methanol
Quantification Limit 1μg/sample
Average Recovery from Stainless Steel – 67.4%
Delrin – 94.4%
Teflon – 100%
Polyethylene Terethphalate (PET-P) – 95.7%
Polyurethane – 104%
“Stonehard” Flooring Material – 0 to 37%
Storage Conditions At least 6 weeks at ambient temperature
Shipping Requirements Ambient temperature
Date Issued 12/17/2014

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