ABSOLUTE STANDARDS INC
PO Box 5585, Hamden, CT 06518
customerserv@absolutestandards.com
+1 (800) 368-1131

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Retention Time Verification Standard
2000 ug/mL in methylene chloride
$25
1 mL
Iowa BTEX
2000 µg/mL in methanol
$35
1 mL
Retention Time Marker Solution Iowa OA-2
2000 ug/mL in chloroform
$30
1 mL