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Douglas protein crystallization蛋白質結晶特點：
• Only 9.79µl of protein to set up a 96-well plate
• Use any single or multi-drop plate
• Additive screens
• Sitting drop and Microbatch screening
Specifications
General
Crystallization methods 1.Sitting Drop
2.Microbatch
Computer requirements Windows 2000 / XP
Vapor Diffusion Method
Volume of droplet 0.2 to 10 µl
Plates accommodated All high quality plates can be used
Number of wells dispensed 1 to 96x3
Microbatch Method
Volume range of crystalisation trial 0.2 to 10 µl
Volume of protein dispensed per trial 0.1 to 10 µl
Number of trials set up per run 1 to 192 (or more)
Microtips
Number of bores 3 or 2
Cross - section of microtip at tip 0.45 - 0.95mm
Internal diameter of each bore 100 µm - 475 µm
Dead volume Zero
Material Water repellent fluoropolymer
Universal Syringe Driver
Number of discrete steps
for syringe volume More than 44,000
R.M.S.error per step +/- 8%
Nominal maximum error per step 16%
Nominal maximum cumulative
error over complete linear
displacement 2 steps
Automatic XYZV Plate Loader
Linear displacement of table:
Travel,first horizontal axis (X) 321 mm
Travel,second horizontal axis (Y) 151 mm
Travel,first vertical axis (Z) 52 mm
Travel,second vertical axis (V) 52 mm
Nominal maximum cumulative
error over complete linear
displacement 0.1 mm
Length required on bench 670 mm
Depth required on bench 610 mm
Douglas protein crystallization蛋白質結晶
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