You can cut your costs to have racked, 5ml or 10ml tips by as much as 97%.
At the published list price, these Brand® pipet tips cost $1.97 EACH! At the published list price, buying these same tips in bulk, pack of 1000 the tips cost $0.25 EACH.
If you use 100 tips per day and purchase Rainin® RT-5000 tips for $52.60, 8 racks of 24 tips, your total monthly cost would be $540 and you would generate 2 cubic YARDS of plastic waste from the boxes alone!
By buying in bulk, you can buy generic tips for your Rainin® pipettor (Labcon #1025-860, CS2500) for $.05 per tip. Total per month = $99. You would save $441 per month and you would save enough to pay for your Big Tip Box in just 9 days!