Use Part# 95882 Back Catalog number: 95095 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended B447394-2.5MG Bis(4-hydroxyphenyl) Sulfone (d4major), 2,5mg (Bisphenol S-d4) Price on request 675431 Paraquat dichloride hydrate, 100mg Price on request 10118 EPA Method 8270A - Analytes Mix #8 Price on request