Optical Catalog

Magnification, safety, and lighting products

Vision USA, Cherry Hill, NJ, a Dentrex Company, presents its 2009 Optical Catalog. The company stocks a full line of magnification, safety, and lighting products to fit all needs, including clip-on/flip-up magnification products from +1.0 to +4.0, Head Loupes (Megaview or Megaview LED) 1.7x – 4.0x, Lana Telescopes Loupe 2.5x to 5.0x, single eye 3.0x to 15x, handheld 3.0x to 20.0x, prismatic lenses, safety bifocal glasses, and laser safety glasses. The company also offers LED lighted loupe or clip-ons and handheld systems with or without magnification.

Vision USA
(800) 257-5782

Control Dropper Tip

Prevents overpouring

Medicus Health, Grand Rapids, Mich, offers the Control Dropper Tip, which easily attaches to standard control bottles and turns them into dropper bottles, allowing for easy access to the contents and precise dispensing. The cap contains a clear tip with a snap-on cap, which allows users to see when the control sample is ready to dispense and when it is about to run out, helping to prevent overpouring, and eliminating the need to enter the control bottle with a transfer pipette.

Medicus Health
(877) 514-1140

Tissue Dissociation Guide

Includes new cell and species references

Worthington Biochemical Corp, Freehold, NJ, has updated its Tissue Dissociation Guide, which is available to help researchers select enzymes, develop and optimize protocols, and better understand the process of enzymatic primary cell isolation and tissue dissociation. The guide also discusses the enzymes most commonly used and their handling and specificity, and includes hundreds of new detailed cell and species-specific references. It can be accessed online.

Worthington Biochemical Corp
(800) 445-9603

Validation Service

For users with equipment in cGxP environments

Thermo Fisher Scientific Inc, Milford, Mass, introduces validation services for its own laboratory equipment. The program provides validation services for a wide range of products, including ultralow-temperature freezers, refrigerators, incubators/environmental chambers, centrifuges, and biological safety cabinets. The program offers a complete portfolio of factory-developed protocols, field validation, and annual requalification services for users with laboratory equipment in cGxP environments. Included in the validation package are all protocols, supporting documents, critical pass/fail analysis, and certificates of training required for compliance in cGxP environments. All validations are conducted by factory-trained personnel with extensive product knowledge and technical expertise.

Thermo Fisher Scientific Inc