The VACUUBRAND PC3001 VARIO vacuum pumping system improves lab productivity and protects samples. Applications finish up to 30% faster, and bumping is minimized. Detects and optimizes even complex evaporative processes without programming or trial runs. Oil-free. Whisper-quiet. Chemical-resistant. Visit VACUUBRAND on GlobalSpec or call 888-882-6730. info@vacuubrand.net.