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. https://www.triumvirate.com/blog/making-sense-of-the-expiration-or-retest-date-on-your-labs-chemical-bottles?utm_campaign=Chemical%20Inventory&utm_con
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MAKING SENSE OF THE EXPIRATION OR RETEST DATE ON YOUR LAB'S CHEMICAL BOTTLES
One of the most common issues found during a typical high-haz walkthrough of any lab is the presence of chemicals kept and used past their expiration date. While it may not seem like a big deal to many, especially if those chemicals are old and hardly used, keeping some chemicals too long past their expiration date can spell danger for those working in the lab. Here are some tips for making sure you’re not creating a hazard by keeping your chemicals past their usefulness. Many chemical manufacturers include only a Recommended Retest Date on their bottles, which can seem like a mixed bag at first. While not necessarily a date by which you should throw out the chemical, this is a date by which the manufacturer should have retested the chemical batch to ensure its safety and quality. READ MORE