{"product_id":"welch-2042c-02-dryfast-ultra-diaphragm-vacuum-pump","title":"Welch 2042C-02 Dryfast Ultra Diaphragm Vacuum Pump","description":"\u003cp style=\"text-align: left;\" bis_size='{\"x\":12,\"y\":9,\"w\":560,\"h\":19,\"abs_x\":621,\"abs_y\":-29}'\u003eWelch 2042C-02 Dryfast Ultra Diaphragm Vacuum Pump\u003c\/p\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\" bis_size='{\"x\":12,\"y\":45,\"w\":560,\"h\":58,\"abs_x\":621,\"abs_y\":7}'\u003eWelch® DryFast® diaphragm pumps are designed for harsh chemical duty processes and stand above the competition in performance. Quiet, oil-free Welch® DryFast® vacuum pump provide tunable control, precisely within 1 Torr.\u003c\/p\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\" bis_size='{\"x\":12,\"y\":119,\"w\":560,\"h\":78,\"abs_x\":621,\"abs_y\":81}'\u003eThe Welch® DryFast® is lightweight, with a control knob ergonomically easy to use, front and center of the pump. The Welch 2042 is an excellent pump for evaporation high boiling point solvents, such as DMF. Contact your Chemtech Scientific representative for best practices and set up information.\u003c\/p\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\" bis_size='{\"x\":12,\"y\":214,\"w\":560,\"h\":58,\"abs_x\":621,\"abs_y\":176}'\u003eWelch Dryfast Vacuum Pump - We highly recommend PTFE diaphragm pumps. PTFE diaphragm pumps are super chemically resistant and do not backstream PTFE dust into the process\/product.\u003c\/p\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\" bis_size='{\"x\":12,\"y\":289,\"w\":560,\"h\":97,\"abs_x\":621,\"abs_y\":251}'\u003eThe Welch 2042C-02 DryFast is a powerful, oil-free PTFE diaphragm vacuum pump that delivers tunable vacuum control down to 1 Torr. Its chemically resistant design makes it ideal for aggressive solvents, high-boiling-point compounds like DMF, and other demanding chemical applications. With quiet operation and no oil maintenance, it provides clean, reliable vacuum without contamination risks.\u003c\/p\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\" bis_size='{\"x\":12,\"y\":403,\"w\":560,\"h\":19,\"abs_x\":621,\"abs_y\":365}'\u003ePerfect for rotary evaporation, vacuum ovens, filtration, and solvent recovery.\u003c\/p\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\" bis_size='{\"x\":12,\"y\":438,\"w\":560,\"h\":39,\"abs_x\":621,\"abs_y\":400}'\u003e\u003cstrong bis_size='{\"x\":12,\"y\":438,\"w\":263,\"h\":19,\"abs_x\":621,\"abs_y\":400}'\u003eNeed setup advice or technical support?\u003c\/strong\u003e Contact your Chemtech Scientific representative or email \u003cstrong bis_size='{\"x\":157,\"y\":458,\"w\":177,\"h\":19,\"abs_x\":766,\"abs_y\":420}'\u003e\u003ca href=\"mailto:support@chemtechsci.com\" rel=\"noopener noreferrer nofollow\" bis_size='{\"x\":157,\"y\":458,\"w\":177,\"h\":19,\"abs_x\":766,\"abs_y\":420}' target=\"_blank\"\u003esupport@chemtechsci.com\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ctable width=\"351\" bis_size='{\"x\":12,\"y\":493,\"w\":560,\"h\":378,\"abs_x\":621,\"abs_y\":455}'\u003e\n\u003ctbody bis_size='{\"x\":15,\"y\":496,\"w\":554,\"h\":372,\"abs_x\":624,\"abs_y\":458}'\u003e\n\u003ctr bis_size='{\"x\":15,\"y\":496,\"w\":554,\"h\":39,\"abs_x\":624,\"abs_y\":458}'\u003e\n\u003ctd width=\"166\" bis_size='{\"x\":15,\"y\":496,\"w\":261,\"h\":39,\"abs_x\":624,\"abs_y\":458}'\u003e\n\u003cp bis_size='{\"x\":17,\"y\":498,\"w\":257,\"h\":19,\"abs_x\":626,\"abs_y\":460}'\u003e\u003cstrong bis_size='{\"x\":17,\"y\":498,\"w\":105,\"h\":19,\"abs_x\":626,\"abs_y\":460}'\u003eWhat's included\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd bis_size='{\"x\":278,\"y\":496,\"w\":290,\"h\":39,\"abs_x\":887,\"abs_y\":458}'\u003e\n\u003cp bis_size='{\"x\":280,\"y\":498,\"w\":286,\"h\":19,\"abs_x\":889,\"abs_y\":460}'\u003eEuropean Schuko Plug\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr bis_size='{\"x\":15,\"y\":538,\"w\":554,\"h\":39,\"abs_x\":624,\"abs_y\":500}'\u003e\n\u003ctd width=\"166\" bis_size='{\"x\":15,\"y\":538,\"w\":261,\"h\":39,\"abs_x\":624,\"abs_y\":500}'\u003e\n\u003cp bis_size='{\"x\":17,\"y\":540,\"w\":257,\"h\":19,\"abs_x\":626,\"abs_y\":502}'\u003e\u003cstrong bis_size='{\"x\":17,\"y\":540,\"w\":216,\"h\":19,\"abs_x\":626,\"abs_y\":502}'\u003eCommon accessory, not included\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"185\" bis_size='{\"x\":278,\"y\":538,\"w\":290,\"h\":39,\"abs_x\":887,\"abs_y\":500}'\u003e\n\u003cp bis_size='{\"x\":280,\"y\":540,\"w\":286,\"h\":19,\"abs_x\":889,\"abs_y\":502}'\u003eInlet \/ Exhaust Separator Jars, 1423B\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr bis_size='{\"x\":15,\"y\":580,\"w\":554,\"h\":39,\"abs_x\":624,\"abs_y\":542}'\u003e\n\u003ctd bis_size='{\"x\":15,\"y\":580,\"w\":261,\"h\":39,\"abs_x\":624,\"abs_y\":542}'\u003e\n\u003cp bis_size='{\"x\":17,\"y\":582,\"w\":257,\"h\":19,\"abs_x\":626,\"abs_y\":544}'\u003e\u003cstrong bis_size='{\"x\":17,\"y\":582,\"w\":103,\"h\":19,\"abs_x\":626,\"abs_y\":544}'\u003ePumping Speed\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd bis_size='{\"x\":278,\"y\":580,\"w\":290,\"h\":39,\"abs_x\":887,\"abs_y\":542}'\u003e\n\u003cp bis_size='{\"x\":280,\"y\":582,\"w\":286,\"h\":19,\"abs_x\":889,\"abs_y\":544}'\u003e29 l\/min\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr bis_size='{\"x\":15,\"y\":621,\"w\":554,\"h\":39,\"abs_x\":624,\"abs_y\":583}'\u003e\n\u003ctd bis_size='{\"x\":15,\"y\":621,\"w\":261,\"h\":39,\"abs_x\":624,\"abs_y\":583}'\u003e\n\u003cp bis_size='{\"x\":17,\"y\":623,\"w\":257,\"h\":19,\"abs_x\":626,\"abs_y\":585}'\u003e\u003cstrong bis_size='{\"x\":17,\"y\":623,\"w\":88,\"h\":19,\"abs_x\":626,\"abs_y\":585}'\u003eMax. 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