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Rocky Ng posted in Notes format when using DNA Master
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Debbie Jacobs-Sera posted in Critical Update: Installing New Copies of DNA Master or Updating Old Versions of DNA Master prior to Version 2701
eagodin posted in Critical Update: Installing New Copies of DNA Master or Updating Old Versions of DNA Master prior to Version 2701
Wizard DNA Cleanup Kit - Resin Issue
| Link to this post | posted 25 Oct, 2024 02:33 | |
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Hi, I purchased 2 brand new Promega Wizard DNA Cleanup Kit. After warming up, both kits' resins had this black seed/mold-like stuff at the bottom. Is this normal? I added a picture here. Best, Rocky |
2.87Mb| Link to this post | posted 25 Oct, 2024 02:37 | |
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rocky2I'e never seen that before, Rocky. I'd be surprised if that was microbial growth since that solution is a very strong denaturant. In any case, it might be worth returning it. |
| Link to this post | posted 25 Oct, 2024 13:57 | |
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We have found the same black stuff in our Wizard kits. One person used it, and it seemed to work fine. But, have you contacted the company? I was going to do that today. |
| Link to this post | posted 25 Oct, 2024 18:30 | |
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I just checked with Promega. They said "The dark gray and black particulates in the Wizard DNA Clean Up resin is not a contaminant. This is a component of the manufacturing of the reagent. In fact, We provided this note, under appearance, on the Certificate of Analysis for this product:" |
19Kb| Link to this post | posted 25 Oct, 2024 18:54 | |
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Thank you Rocky2! |
| Link to this post | posted 25 Oct, 2024 18:54 | |
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Thank you Rocky2! |
| Link to this post | posted 25 Oct, 2024 18:54 | |
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Thank you Rocky2! |