Short Path distillation system PVC tubing package includes (1) 10' length of 12695-07 Tygon S3™ E-3603 vacuum tubing and (1) 50 foot box of 12679-30 ClearGreen® standard laboratory tubing. Both tubing formulations are USP Class VI, USDA and FDA compliant. Vacuum tubing is 1/2" ID, standard lab tubing is 3/8" ID.