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上海益启生物科技有限公司
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3 X 1 ML
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文献和实验PREPARATION OF 2% FORMALDEHYDE STOCK SOLUTION (2 METHODS)
METHOD 1: Formaldehyde preservative � 2% formaldehyde solution in protein-free phosphate-buffered saline (PBS). Prepare as follows: Add 2 g paraformaldehyde powder (e.g., Sigma, St. Louis, MO) to 100 ml
Preparing Antibiotics Stock Solution and Ampicillin Agar Plates
just before use! If possible adjust stock solution pH to stability optimum and choose suitable storage temperature! Due to enhanced solubility Ampicillin-Na is used for cell culture instead of Ampicillin. Optimal efficacy and stability for Ampicillin is at pH=4-5
Stock solutions for tissue culture
The kitchen makes Tris, TD, Tryp/TD, PBS, and VE. Tris is a fairly complex, Tris-buffered physiological saline solution. It is used to wash cells and is preferable to TD, unless you need a Ca2+/Mg2+ free solution. It is: 136.8 mM NaCl
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