Bis(4-hydroxyphenyl) sulfone, 1.2ml x 50ug/ml, methanol Back Catalog number: BPS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 71016 Benzo(e)pyrene,1000µg/ml in methylene chloride,1ml Price on request 33001 EPA Method 524.2 - Revision 4.0 Price on request 47784 delta-Tocopherol, anal. std., 100mg Price on request