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- 2025年10月23日
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- 供应商：
联硕生物
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100ML
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文献和实验and determine the protein concentration of the PNS using a standard method16 . The PNS concentration is usually between 10 and 16 mg ml−1 .Troubleshooting Prepare small aliquots (100�400 μl), snap-freeze in liquid nitrogen and store at −80 °C.Pause
" Solutions. 1. A molar solution is one in which 1 liter of solution contains the number of grams equal to its molecular weight. Ex. To make up 100 ml of a 5M NaCl solution = 58.456 (mw of NaCl) g x 5 moles x 0.1 liter = 29.29 g in 100 ml
Basic procedures for bacteria culture
purified in large scale isolations (i.e. 100 ug or more) into several small (0.5 ml) microcentrifuge tubes for frozen storage because repeated freezing and thawing is not advisable. Notes on precipitation of nucleic acids A. General
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