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- 600230-1 L
- 2025年07月09日
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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
10X TBE BUFFER 3 Liters 324 g Tris base 165g Boric acid 120mls 0.5M EDTA (pH 8.0) autoclave for 20 min 2 Liters 216g Tris base 110g Boric acid 80mls 0.5M EDTA (pH 8.0) autoclave
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