1/29/2018 – The picture shows the calibration markings on the tubes, but the resolution is not sufficient to see each level. It appears . . .
Response From Texas Scientific Products: Yes, you are correct. 35 and 45 mL marks are missed on these DIGESTION tubes used in a Hot Block. The 50mL and 25 mL Volume Graduation marks are Class A certified. The digestion tube is graduated every 5 mL up to 30 mL and then every 10 mL from 30 to 50 mL. If you need to use 35 and 45 mL marks - we offer the following "free standing", skirted graduated tubes: 1. https://cdn.nexternal.com/tsp/images/50-62559_300x300.jpg - graduated every 5 mL;2. https://www.txscientific.com/50ml-polypropylene-freestanding-tubes-1ml-graduation--case-of-300-50-6011-p1351.aspx - graduated every 1.0 mLIf you need something other than what I have described above, please call us at 888-268-6037. Thank you!
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