Industrial Hygiene Surface Sampling Method Summary

Name(s) of Compound Chondroitin-sulfate-ABC Endolyase, Enzyme Code (EC); Chondroitinase, ChS-ABC
CAS # 9024-13-9
Method Report Number SBM173-R0
Analytical Method ELISA
Swabbing Media Two CleanTips swabs TX714A; in polypropylene test tube with dual position cap containing 1 mL extracting buffer
Swabbing Solution 0.05% tween 20 in 0.05 M carbonate/bicarbonate buffer, pH 9.6
Quantification Limit 25 ng/sample
Average Recovery from Stainless Steel – 64.7%
Teflon – 98.8%
Storage Conditions At least 7 days at ambient temperature
At least 2 days at 2 – 8 °C or ~ -20 °C
Shipping Requirements On ice pack, overnight
Date Issued 01/27/2010

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