EPA Method 551.1 Performance Check Sol’n Back Catalog number: 30115 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3706.10-80-05HC Gonyautoxin-1 and -4 Price on request 52307 LPC Solution 2 Price on request XA15030100AC Methomyl D3, 100µg/mL in Acetone, 1ml Price on request