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DipTip™ is a miniature transmission probe for microliter spectroscopic sampling. DipTip’s tip diameter is only 1.5 mm—the size of a 17-gauge needle. It will fit into all micro centrifuge tubes on the market and is a useful tool for measuring protein and DNA samples. The diminutive dipping probe can also be used for a dissolution system.
Because of WPI's proprietary optical design, the standard DipTip is not only four to five times smaller in diameter than any other product on the market, but also costs 50% less. Now, the new Mini DipTip is even smaller.
Microliter samples can be analyzed cost effectively when you combine the Mini DipTip with one of the following:
- The Fiber optic-based spectrometer (Tidas I) and a light source (D2H and FO-6000)
- A spectrophotometer (Tidas 100)
- WPI's biophotometric detection system (LEDspec)
The Mini DipTip is ideal for multi-channel applications.
- 10 times more efficient than standard DipTips
- Compatible with many standard spectrophotometers (600µm fiber optic coupler connections)
- 2, 5 and 10mm light pathlengths available
- More flexible cables than standard DipTips
DNA/RNA Quantification Application Notes using:
• 2mm cuvette
• DipTipMini
• SPT-2
Tip Diameter
|
1.5mm
|
Light Pathlength
|
2, 5, 10mm
|
| Wavelength Range (nm) |
200-1000 |
| Sample Volume Required |
20-50µL |
| Distance From Tip to Upper Edge of Sample Window |
7mm |
| Fiber Length |
1.0m |
| Fiber Optic Connection |
SMA 905 |
| Launch Fiber Bundle (7 x 200µm) NA = 0.22 |
Ø=680µm* |
| Return Fiber Bundle (7 x 200µm) NA = 0.22 |
Ø=680µm* |
*Circular packaging of the fiber bundle results in an active area equivalent to a fiber with a core diameter of 680µm. Using a 600µm connection is recommended and will result in negligible light loss.
Connect the fiber optic connectors to the spectrometer and the light source. Hold the Mini DipTip by the handle. Do not bend the tip.
DNA samples (with a sample volume of 50µL inside mini centrifuge PCR vials) were measured in PBS with concentrations between 0 and 43µg/mL using a Tidas 100 spectrophotometer.
To place an order for this product, please contact the appropriate WPI office or distributor.
Customers from North America can order direct from our corporate office:
World Precision Instruments
175 Sarasota Center Boulevard
Sarasota, FL 34240-9258
- Phone or Fax
Toll-free: 866-606-1974 Tel: 941-371-1003 Fax: 941-377-5428
Our Customer Service Representatives are available 8am - 6pm EST.
- Online Store
Many of our products are available for purchase through our online store.
At this time we can only accept orders from the U.S. through the online store.
-
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International customers, please see our
office and distributor contact information list.