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PET vs. PETG: What is the difference?

What’s the difference between PET and PETG plastics? While the acronyms look almost identical with only one letter differentiating the two, their separate chemical properties and laboratory uses truly set these two plastics apart. PET, or ‘polyethylene terephthalate’, is a combination of two monomers. PETG is of the same chemical composition as PET but with […]

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Why Bar Code Pharmaceutical Samples?

A bar code is an optical machine-readable representation of data relating to the object to which it is attached.  The code uses a sequence of vertical bars and spaces to represent numbers and other symbols.  A bar code symbol typically consists of five parts: a quiet zone, a start character, data characters (including an optional […]

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The Benefits of Safety Coated Bottles

Laboratory accidents happen. Unfortunately, glass is one of the most common materials susceptible to breaking, and is used in every laboratory. Considering the vast amount of hazardous materials handled in laboratories today, there is a significant health and safety risk associated with broken laboratory containers and glassware. While broken glass presents some very serious dangers, […]

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Tips from the Glass Room: USP Type I vs. Type III Glass

Pharmaceutical glass containers are classified by a common standard set by the United States Pharmacopeia (USP). This standard regulates the chemical composition and chemical durability of the glass, or the glass’ ability to resist attack by the contents of the container. The two types of glass react differently when exposed to solutions and vapors depending […]

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Choosing the Correct Cap Liner

When choosing the correct container, experts typically know exactly what they are looking for and what they require for their applications. However, when choosing the closure, one small detail is often overlooked. The liner of a closure may seem like an insignificant matter, but it serves a very important purpose; to maintain the integrity of the container-cap […]

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Packaging Component

How to Reduce the Amount of Pyrogenic Substances in Your Packaging Components

Do you know how to reduce the amount of pyrogenic substances in your packaging components?  Our Global Market Manager, Jeffrey Reid, can help you in our new white paper! Packaging components used in pharmaceutical drugs and medical devices are scrupulously cleaned before use to ensure patient safety.  Regulators expect drug manufacturers to demonstrate compliance with […]

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Plastic Vials

Are All Plastic Vials Created Equal?

Plastic vials differ widely in their compositions, without even considering the closures and bottom finishes. The word “plastic” is a generic term used to describe various resins. While many plastic resins are visually similar, their chemical composition and properties are quite different. Plastics are organic polymers formed mostly from natural gases, petroleum or coal. The small […]

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High Recovery Vials

Want Maximum Sample Recovery and Minimal Sample Waste?

Companies manufacturing millions of doses of a liquid product each year face significant loss of product due to overfilling. Overfilling occurs when excess liquid must be added to a container to ensure accurate volumes are dispensed. This is a major concern for pharmaceutical companies that manufacture drugs and sell them in single or multi-dose containers […]

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Science Students

Back to School . . .Is Your Lab Stocked?

  Time to restock the biology and chemistry laboratory stockrooms! The pitter-patter of Freshmen feet are strolling the hallways. WHEATON has developed an awesome “Back to School” sale that includes discounted pricing on glass and plastic reagent bottles, staining ware and tissue grinders. Check it out at www.wheaton.com/backtoschool. While you are there, enter our “Science Rocks” contest […]

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