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Chemical Permeation Guide What is permeation? Permeation is the process by which a potentially hazardous chemical moves through a material on a molecular level. Molecules of chemical adsorb onto the outer surface of the material. They then enter a...

Chemicals and other sterilization methods can affect the strength flexibility surface appearance color dimensions or weight various plastics differently. These changes can include: Sterilizing your reusable plastic labware Stress on the polymer ch...

CHEMICAL GLOVE RESISTANCE GUIDE DEFINITION OF KEY TERMS Permeation is a process by which a chemical can pass through a protective film without going through pinholes pores or other visible openings. Individual molecules of the chemical enter the f...

Alcohols From 100 mL bottles to 200 L drums Spectrum manufactures and packages alcohol in convenient laboratory-sized proportions up to commercial production scale. Where many competitors only test to USP standards Spectrum Chemical goes further t...

TYGON Fuel and Lubricant (F-4040-A) Tubing Advantages: Specially formulated to transport hydrocarbons petroleum products and distillates. Suitable for gasoline kerosene heating oils cutting fluids and glycol-based coolants. Minimum extractability....

Masterflex Connection Newsletter Vol.3-3 - Specialty pump tubing is the winner in those challenging applications Specialty pump tubing is the winner in those challenging applications Masterflex® tubing pumps are ideal for pumping chemicals. The pe...

Current GMPs: Added Assurance of Quality for Masterlex Tubing With greater regulatory focus in the pharmaceutical industry attention increasingly turns to the rationale for various guidelines standards and specifications and their role as blueprin...

Contec Laboratory Disinfectants & Solutions Contec offers a wide variety of disinfectants and solutions with varying formulas and chemistries such as isopropanol quaternary ammonium peracetic acid and hydrogen peroxide to address specific disinfec...

Low Pressure Chromatography Low Pressure Chromatography Preparative or purification chromatography is used to isolate a compound in a quantity and at a purity level needed for further experiments or processes by isolating that compound from starti...

Pump for Flammable Liquids Guidelines Flammable liquids in a laboratory environment can pose significant fire hazards. But that doesn’t mean one can simply avoid using them. In certain cases scientific progress indicates the use of dangerous chemi...

Histology Equipment and Supplies Histology is the study of the microscopic structure of cells and tissues. There are various techniques and methods for preparing tissues for examination by microscope. For microscopic study staining is used as an i...

The Case for Peristaltic Pumps How operational and maintenance issues can ease with the right type of pump In real-world conditions pumps can be challenging. Some do not handle particulates some are difficult to use with high-viscosity materials o...

Preserved Specimens FAQs How do you obtain your specimens? Specimens are acquired from suppliers worldwide. Is the acquisition of specimens regulated? The US Fish and Wildlife Service and the US Department of Agriculture both monitor the trade in ...

Sterilizing Fittings: The Critical Factors Consider several important factors when choosing a fitting for an application: the size and connection style chemical compatibility and certification/approval requirements. These factors alone can be chal...

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Protein Purification Techniques Definition of protein purification and its importance in scientific research Brief overview of different protein purification techniques Protein purification is an essential process that involves isolating and obtai...