Recirculating Chillers
Enterprise Technology Solutions GBC Zip Spines, 32-Hole, 1/2"Dia, 85-Sheet Cap, 25/BX, Black
Make your presentations stand out with these professional, 32-hole binding spines. Editable design lets you quickly add or remove pages without requiring a machine. Sheets lie flat with a 360-degree rotation to allow easy page-turning and photocopying. 45-sheet capacity is perfect for presentations, proposals and other documents that require multiple edits/updates. Binding spines are designed for use with letter-size papers.
Enterprise Technology Solutions GBC Zip Spines, 32-Hole, 5/16"Dia, 45-Sheet Cap, 25/BX, Black
Make your presentations stand out with these professional, 32-hole binding spines. Editable design lets you quickly add or remove pages without requiring a machine. Sheets lie flat with a 360-degree rotation to allow easy page-turning and photocopying. 45-sheet capacity is perfect for presentations, proposals and other documents that require multiple edits/updates. Binding spines are designed for use with letter-size papers.
Sigma Aldrich Fine Chemicals Biosciences White anti-static disposab
WHITE White anti-static disposab
Sigma Aldrich Fine Chemicals Biosciences AeraSealTM sterile
A 140 mm thick hydrophobic porous sealing film with medical-grade adhesive for tissue culture plates bio-blocks and 96-well plates where gas exchange is necessary for cell or bacterial growth. AeraSealA” sealing films minimize cross-contamination spillage and evaporation. They allow uniform air and CO2 exchange for all wells unlike plate lids which favor exchange for wells near the plate edges. Dimensions 82.6 by 142.9 mm for standard-size tissue culture platenon-cytotoxic highly gas permeable easily pierceable with pipet tips or pipets for sample recovery recommended for temperatures from -20 C to 80 CNote AeraSealA” films are suitable for hypoxic culture conditions
Sigma Aldrich Fine Chemicals Biosciences HiLoadR 16/600 SuperdexR 2
HiLoad(R) 16/600 Superdex(R) 200 prep grade are prepacked XK columns designed for high-resolution preparative gel filtration chromatography. The column is an excellent choice for separating MAbs from dimers and contaminants.Superdex(R) prep grade (pg) is produced by covalent bonding of dextran to highly cross-linked agarose.The separation properties of these media are determined by the dextran component. Steep selectivity curves give excellent resolving power for peptides and proteins in the molecular weight ranges Mr < 10 000 (Superdex(R) 30 pg) Mr 3 000 to 70 000 (Superdex(R) 75 pg) and Mr 10 000 600 000 (Superdex(R) 200 pg). The medium combines high mechanical strength with high hydrophilicity allowing high flow rates and minimal nonspecific interactions.
Sigma Aldrich Fine Chemicals Biosciences PhotoHA-LAP Methacrylated
3D cell culture including bioprinting allows for the creation of more physiological cell models by allowing cells to simultaneously interact with integrins on all cell surfaces resulting in the activation of specific signaling pathways not activated in traditional 2D cell culture methods. Hydrogels are water swollen polymers that allow for the culture of cells in 3-dimensions and can have profound effects on cellular development differentiation migration and function. New areas of tissue engineering such as 3D bioprinting have utilized UV photocrosslinked methacrylated hydrogel biomaterials (PEGMA GelMA HAMA and ColMA etc.) to encapsulate cells to make printable bioinks. Hyaluronic acid is the most abundant glycosaminoglycan in the body being an important component of several tissues throughout the body. While it is abundant in extracellular matrices hyaluronan also contributes to tissue hydrodynamics movement and proliferation of cells and participates in a number of cell
Sigma Aldrich Fine Chemicals Biosciences SynthwareTM all glass vacu1EA
With 4 mm double oblique high vacuum solid glass stopcocks precision ground with corresponding numbers on barrel and plug. Solid glass stopcocks have constant pressure retention devices. Beams are 22 mm O.D. with front-left-right and rear-left 10 mm hose connections. Distance between stopcocks is 75 mm center to center.
Sigma Aldrich Fine Chemicals Biosciences HiScale 50/20
The QuickLock mechanism of the adapter shaft facilitates rapid and easy movement of the adapter simplifying adjustments as well as disassembly and cleaning. The measurement scale on the column makes it easier to predict and reach a predefined packing height thereby increasing process control as well as reproducibility. Although optimized for high-pressure media HiScale columns are fully compatible with all applications (and packing methods) currently applicable to XK columns.
Caron Products And Services CONDENSATE RECIRCULATING SYS
- Recycles condensate and utilizes tap water, reducing water consumption.
- Delivers lab-quality water, preventing mineral deposits.
- Employs a multi-stage filtration system with an Ionic Silver Stick to eliminate bacteria and viruses.
- Features single-switch operation and automatic air purge for easy maintenance.
- Allows for placement in labs without dedicated floor drains.
- Equipped with front/rear handles and casters for easy relocation.
- Visual indicators for low water level and filter replacement.
- Full-length side access panels for convenient servicing.
- Water reservoir capacity of 7 gal (26.5 L).
- Electrical specifications of 115V, 60 Hz, 5A.
- Exterior dimensions of 14 in x 26.6 in x 26.5 in (35.5 x 67.6 x 67.3 cm).
- Weighs 84 lbs (38 kg) when empty.
- Compatible with CARON humidity controlled chambers.
Sigma Aldrich Fine Chemicals Biosciences AldrichR modified converti1EA
For solvents heavier than water chloroform dichloromethane and othersContinuous extraction is achieved when fresh solvent dripping (refluxing) from condenser B travels through the aqueous phase (upper layer) in extractor G. As the solvent collects at the bottom of the extractor and reaches the level of tube E it is siphoned automatically through the open PTFE stopcock D into a heated solvent reservoir attached at C.ProcedureWith PTFE stopcock D closed transfer a volume of solvent to the extractor to about the level of the stopcock. Carefully add the aqueous material making sure it does not run out the sidearm. Clamp the extractor onto a rack and attach a suitable flask half-full of solvent at C. The flask should be equipped with boiling chips or a magnetic stirring bar and a source of heat. Open stopcock D and slowly add solvent to the extractor until excess runs over to the flasks via return tube E. Attach a reflux condenser at B and apply heat to the flasks so that rapid reflux i
Sigma Aldrich Fine Chemicals Biosciences AldrichR BenchclampTM 3-pr1EA
Aldrich benchclamp clamps have a nickel-plated finish and are corrosion resistant. The clamps come with slip-on fiberglass finger covers. The Grippy Knob design has a round nut which is easy to turn making tightening the clamps around glassware fast and convenient. Round extension arms allow the clamps to be rotated 360. Extension arms allow placement of apparatus at various distances from lab frames. Supplied with vinyl and fiberglass prong covers for high temperature applications.NOTE An additional clamp holder is required to attach clamps to frames or other apparatus.
Sigma Aldrich Fine Chemicals Biosciences Peptidoglycan from Staphyl10MG
PEPTIDOGLYCAN Peptidoglycan from Staphyl10MG