Potassium Sulfate Back Catalog number: 50041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70179 bis(2-Ethylhexyl) phthalate,1000µg/ml in MeOH, 1ml Price on request 0612.30-100-IO 17ß(H),21 alpha(H)-Hopane, 100µg/mLin isooctane, 1ml Price on request 31079 EPA Method 549.1 Analytes Price on request